Home / 178,700,001.92-246,579,141.12-100,368,550.16

Finding the Fourth Proportional to 178,700,001.92, 246,579,141.12 and 100,368,550.16

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Solution

The fourth proportional to 178,700,001.92, 246,579,141.12 and 100,368,550.16 is: 138,493,512.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,700,001.92 : 246,579,141.12 = 100,368,550.16 : x
  2. Step 2: Convert to fraction form
    178,700,001.92/246,579,141.12 = 100,368,550.16/x
  3. Step 3: Cross multiply
    178,700,001.92x = 246,579,141.12 × 100,368,550.16
  4. Step 4: Simplify right side
    178,700,001.92x = 24,748,790,893,912,440
  5. Step 5: Solve for x
    x = 24,748,790,893,912,440/178,700,001.92
  6. Step 6: Final answer
    x = 138,493,512.19

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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.