Home / 464,840,937.68-641,472,742.68-256,016,511.14

Finding the Fourth Proportional to 464,840,937.68, 641,472,742.68 and 256,016,511.14

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Solution

The fourth proportional to 464,840,937.68, 641,472,742.68 and 256,016,511.14 is: 353,298,516.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,840,937.68 : 641,472,742.68 = 256,016,511.14 : x
  2. Step 2: Convert to fraction form
    464,840,937.68/641,472,742.68 = 256,016,511.14/x
  3. Step 3: Cross multiply
    464,840,937.68x = 641,472,742.68 × 256,016,511.14
  4. Step 4: Simplify right side
    464,840,937.68x = 164,227,613,572,340,544
  5. Step 5: Solve for x
    x = 164,227,613,572,340,544/464,840,937.68
  6. Step 6: Final answer
    x = 353,298,516.25

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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.