Home / 1,507,679,747,973.10-2,080,595,218,913.80-822,567,938,028.76

Finding the Fourth Proportional to 1,507,679,747,973.10, 2,080,595,218,913.80 and 822,567,938,028.76

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Solution

The fourth proportional to 1,507,679,747,973.10, 2,080,595,218,913.80 and 822,567,938,028.76 is: 1,135,142,208,678.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,679,747,973.10 : 2,080,595,218,913.80 = 822,567,938,028.76 : x
  2. Step 2: Convert to fraction form
    1,507,679,747,973.10/2,080,595,218,913.80 = 822,567,938,028.76/x
  3. Step 3: Cross multiply
    1,507,679,747,973.10x = 2,080,595,218,913.80 × 822,567,938,028.76
  4. Step 4: Simplify right side
    1,507,679,747,973.10x = 1,711,430,919,094,421,132,673,024
  5. Step 5: Solve for x
    x = 1,711,430,919,094,421,132,673,024/1,507,679,747,973.10
  6. Step 6: Final answer
    x = 1,135,142,208,678.76

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Double scale
Find fourth proportional to 1,507,679,747,974.10, 2,080,595,218,915.18 and 822,567,938,029.76
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.