Home / 539,642,552.50-744,711,856.30-316,628,028.47

Finding the Fourth Proportional to 539,642,552.50, 744,711,856.30 and 316,628,028.47

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Solution

The fourth proportional to 539,642,552.50, 744,711,856.30 and 316,628,028.47 is: 436,949,691.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,642,552.50 : 744,711,856.30 = 316,628,028.47 : x
  2. Step 2: Convert to fraction form
    539,642,552.50/744,711,856.30 = 316,628,028.47/x
  3. Step 3: Cross multiply
    539,642,552.50x = 744,711,856.30 × 316,628,028.47
  4. Step 4: Simplify right side
    539,642,552.50x = 235,796,646,840,760,512
  5. Step 5: Solve for x
    x = 235,796,646,840,760,512/539,642,552.50
  6. Step 6: Final answer
    x = 436,949,691.51

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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.