Home / 230,938,691.76-346,459,738.14-77,580,565.56

Finding the Fourth Proportional to 230,938,691.76, 346,459,738.14 and 77,580,565.56

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Solution

The fourth proportional to 230,938,691.76, 346,459,738.14 and 77,580,565.56 is: 116,388,216.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,938,691.76 : 346,459,738.14 = 77,580,565.56 : x
  2. Step 2: Convert to fraction form
    230,938,691.76/346,459,738.14 = 77,580,565.56/x
  3. Step 3: Cross multiply
    230,938,691.76x = 346,459,738.14 × 77,580,565.56
  4. Step 4: Simplify right side
    230,938,691.76x = 26,878,542,428,670,704
  5. Step 5: Solve for x
    x = 26,878,542,428,670,704/230,938,691.76
  6. Step 6: Final answer
    x = 116,388,216.39

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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.