Home / 234,314,635.68-323,354,190.24-129,892,442.40

Finding the Fourth Proportional to 234,314,635.68, 323,354,190.24 and 129,892,442.40

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Solution

The fourth proportional to 234,314,635.68, 323,354,190.24 and 129,892,442.40 is: 179,251,566.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,314,635.68 : 323,354,190.24 = 129,892,442.40 : x
  2. Step 2: Convert to fraction form
    234,314,635.68/323,354,190.24 = 129,892,442.40/x
  3. Step 3: Cross multiply
    234,314,635.68x = 323,354,190.24 × 129,892,442.40
  4. Step 4: Simplify right side
    234,314,635.68x = 42,001,265,530,547,848
  5. Step 5: Solve for x
    x = 42,001,265,530,547,848/234,314,635.68
  6. Step 6: Final answer
    x = 179,251,566.63

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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.