Home / 456,753,876.04-630,318,753.30-247,910,007.88

Finding the Fourth Proportional to 456,753,876.04, 630,318,753.30 and 247,910,007.88

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Solution

The fourth proportional to 456,753,876.04, 630,318,753.30 and 247,910,007.88 is: 342,114,944.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,753,876.04 : 630,318,753.30 = 247,910,007.88 : x
  2. Step 2: Convert to fraction form
    456,753,876.04/630,318,753.30 = 247,910,007.88/x
  3. Step 3: Cross multiply
    456,753,876.04x = 630,318,753.30 × 247,910,007.88
  4. Step 4: Simplify right side
    456,753,876.04x = 156,262,327,097,514,752
  5. Step 5: Solve for x
    x = 156,262,327,097,514,752/456,753,876.04
  6. Step 6: Final answer
    x = 342,114,944.82

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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.