Home / 418,558,060.92-577,605,540.30-230,382,331.68

Finding the Fourth Proportional to 418,558,060.92, 577,605,540.30 and 230,382,331.68

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Solution

The fourth proportional to 418,558,060.92, 577,605,540.30 and 230,382,331.68 is: 317,925,094.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,558,060.92 : 577,605,540.30 = 230,382,331.68 : x
  2. Step 2: Convert to fraction form
    418,558,060.92/577,605,540.30 = 230,382,331.68/x
  3. Step 3: Cross multiply
    418,558,060.92x = 577,605,540.30 × 230,382,331.68
  4. Step 4: Simplify right side
    418,558,060.92x = 133,070,111,165,600,192
  5. Step 5: Solve for x
    x = 133,070,111,165,600,192/418,558,060.92
  6. Step 6: Final answer
    x = 317,925,094.72

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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.