Home / 546,814,949.64-820,224,552.41-132,291,105.79

Finding the Fourth Proportional to 546,814,949.64, 820,224,552.41 and 132,291,105.79

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Solution

The fourth proportional to 546,814,949.64, 820,224,552.41 and 132,291,105.79 is: 198,437,173.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,814,949.64 : 820,224,552.41 = 132,291,105.79 : x
  2. Step 2: Convert to fraction form
    546,814,949.64/820,224,552.41 = 132,291,105.79/x
  3. Step 3: Cross multiply
    546,814,949.64x = 820,224,552.41 × 132,291,105.79
  4. Step 4: Simplify right side
    546,814,949.64x = 108,508,413,034,426,704
  5. Step 5: Solve for x
    x = 108,508,413,034,426,704/546,814,949.64
  6. Step 6: Final answer
    x = 198,437,173.50

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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.