Home / 732,251,920.25-1,010,515,065.48-397,730,975.03

Finding the Fourth Proportional to 732,251,920.25, 1,010,515,065.48 and 397,730,975.03

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Solution

The fourth proportional to 732,251,920.25, 1,010,515,065.48 and 397,730,975.03 is: 548,872,773.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,251,920.25 : 1,010,515,065.48 = 397,730,975.03 : x
  2. Step 2: Convert to fraction form
    732,251,920.25/1,010,515,065.48 = 397,730,975.03/x
  3. Step 3: Cross multiply
    732,251,920.25x = 1,010,515,065.48 × 397,730,975.03
  4. Step 4: Simplify right side
    732,251,920.25x = 401,913,142,275,864,704
  5. Step 5: Solve for x
    x = 401,913,142,275,864,704/732,251,920.25
  6. Step 6: Final answer
    x = 548,872,773.37

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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.