Home / 1,507,679,747,999.10-2,080,595,218,949.70-822,567,938,054.75

Finding the Fourth Proportional to 1,507,679,747,999.10, 2,080,595,218,949.70 and 822,567,938,054.75

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Solution

The fourth proportional to 1,507,679,747,999.10, 2,080,595,218,949.70 and 822,567,938,054.75 is: 1,135,142,208,714.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,679,747,999.10 : 2,080,595,218,949.70 = 822,567,938,054.75 : x
  2. Step 2: Convert to fraction form
    1,507,679,747,999.10/2,080,595,218,949.70 = 822,567,938,054.75/x
  3. Step 3: Cross multiply
    1,507,679,747,999.10x = 2,080,595,218,949.70 × 822,567,938,054.75
  4. Step 4: Simplify right side
    1,507,679,747,999.10x = 1,711,430,919,178,025,892,315,136
  5. Step 5: Solve for x
    x = 1,711,430,919,178,025,892,315,136/1,507,679,747,999.10
  6. Step 6: Final answer
    x = 1,135,142,208,714.64

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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.