Home / 524,957,680,673.43-724,558,142,302.92-319,148,188,179.81

Finding the Fourth Proportional to 524,957,680,673.43, 724,558,142,302.92 and 319,148,188,179.81

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Solution

The fourth proportional to 524,957,680,673.43, 724,558,142,302.92 and 319,148,188,179.81 is: 440,495,352,025.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,957,680,673.43 : 724,558,142,302.92 = 319,148,188,179.81 : x
  2. Step 2: Convert to fraction form
    524,957,680,673.43/724,558,142,302.92 = 319,148,188,179.81/x
  3. Step 3: Cross multiply
    524,957,680,673.43x = 724,558,142,302.92 × 319,148,188,179.81
  4. Step 4: Simplify right side
    524,957,680,673.43x = 231,241,418,346,905,890,455,552
  5. Step 5: Solve for x
    x = 231,241,418,346,905,890,455,552/524,957,680,673.43
  6. Step 6: Final answer
    x = 440,495,352,025.83

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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.