Home / 264,720,293.92-397,102,667.28-80,489,369.92

Finding the Fourth Proportional to 264,720,293.92, 397,102,667.28 and 80,489,369.92

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Solution

The fourth proportional to 264,720,293.92, 397,102,667.28 and 80,489,369.92 is: 120,740,812.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,720,293.92 : 397,102,667.28 = 80,489,369.92 : x
  2. Step 2: Convert to fraction form
    264,720,293.92/397,102,667.28 = 80,489,369.92/x
  3. Step 3: Cross multiply
    264,720,293.92x = 397,102,667.28 × 80,489,369.92
  4. Step 4: Simplify right side
    264,720,293.92x = 31,962,543,482,918,600
  5. Step 5: Solve for x
    x = 31,962,543,482,918,600/264,720,293.92
  6. Step 6: Final answer
    x = 120,740,812.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.