Home / 363,721,920.30-545,927,805.18-225,128,293.74

Finding the Fourth Proportional to 363,721,920.30, 545,927,805.18 and 225,128,293.74

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Solution

The fourth proportional to 363,721,920.30, 545,927,805.18 and 225,128,293.74 is: 337,905,934.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,721,920.30 : 545,927,805.18 = 225,128,293.74 : x
  2. Step 2: Convert to fraction form
    363,721,920.30/545,927,805.18 = 225,128,293.74/x
  3. Step 3: Cross multiply
    363,721,920.30x = 545,927,805.18 × 225,128,293.74
  4. Step 4: Simplify right side
    363,721,920.30x = 122,903,795,285,396,528
  5. Step 5: Solve for x
    x = 122,903,795,285,396,528/363,721,920.30
  6. Step 6: Final answer
    x = 337,905,934.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.