Home / 1,507,679,747,985.60-2,080,595,218,931.10-822,567,938,041.20

Finding the Fourth Proportional to 1,507,679,747,985.60, 2,080,595,218,931.10 and 822,567,938,041.20

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Solution

The fourth proportional to 1,507,679,747,985.60, 2,080,595,218,931.10 and 822,567,938,041.20 is: 1,135,142,208,695.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,679,747,985.60 : 2,080,595,218,931.10 = 822,567,938,041.20 : x
  2. Step 2: Convert to fraction form
    1,507,679,747,985.60/2,080,595,218,931.10 = 822,567,938,041.20/x
  3. Step 3: Cross multiply
    1,507,679,747,985.60x = 2,080,595,218,931.10 × 822,567,938,041.20
  4. Step 4: Simplify right side
    1,507,679,747,985.60x = 1,711,430,919,134,533,979,734,016
  5. Step 5: Solve for x
    x = 1,711,430,919,134,533,979,734,016/1,507,679,747,985.60
  6. Step 6: Final answer
    x = 1,135,142,208,695.95

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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.