Home / 466,256,051.29-643,723,732.56-296,805,898.97

Finding the Fourth Proportional to 466,256,051.29, 643,723,732.56 and 296,805,898.97

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Solution

The fourth proportional to 466,256,051.29, 643,723,732.56 and 296,805,898.97 is: 409,776,989.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,256,051.29 : 643,723,732.56 = 296,805,898.97 : x
  2. Step 2: Convert to fraction form
    466,256,051.29/643,723,732.56 = 296,805,898.97/x
  3. Step 3: Cross multiply
    466,256,051.29x = 643,723,732.56 × 296,805,898.97
  4. Step 4: Simplify right side
    466,256,051.29x = 191,061,001,129,434,976
  5. Step 5: Solve for x
    x = 191,061,001,129,434,976/466,256,051.29
  6. Step 6: Final answer
    x = 409,776,989.70

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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.