Home / 732,251,921.25-1,010,515,066.86-397,730,976.03

Finding the Fourth Proportional to 732,251,921.25, 1,010,515,066.86 and 397,730,976.03

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Solution

The fourth proportional to 732,251,921.25, 1,010,515,066.86 and 397,730,976.03 is: 548,872,774.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,251,921.25 : 1,010,515,066.86 = 397,730,976.03 : x
  2. Step 2: Convert to fraction form
    732,251,921.25/1,010,515,066.86 = 397,730,976.03/x
  3. Step 3: Cross multiply
    732,251,921.25x = 1,010,515,066.86 × 397,730,976.03
  4. Step 4: Simplify right side
    732,251,921.25x = 401,913,143,835,248,512
  5. Step 5: Solve for x
    x = 401,913,143,835,248,512/732,251,921.25
  6. Step 6: Final answer
    x = 548,872,774.75

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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.