Home / 317,650,398.43-438,368,182.49-176,527,567.42

Finding the Fourth Proportional to 317,650,398.43, 438,368,182.49 and 176,527,567.42

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Solution

The fourth proportional to 317,650,398.43, 438,368,182.49 and 176,527,567.42 is: 243,613,951.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,650,398.43 : 438,368,182.49 = 176,527,567.42 : x
  2. Step 2: Convert to fraction form
    317,650,398.43/438,368,182.49 = 176,527,567.42/x
  3. Step 3: Cross multiply
    317,650,398.43x = 438,368,182.49 × 176,527,567.42
  4. Step 4: Simplify right side
    317,650,398.43x = 77,384,068,889,286,336
  5. Step 5: Solve for x
    x = 77,384,068,889,286,336/317,650,398.43
  6. Step 6: Final answer
    x = 243,613,951.92

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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.