Home / 232,715,234-321,149,497.46-128,297,041.76

Finding the Fourth Proportional to 232,715,234, 321,149,497.46 and 128,297,041.76

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Solution

The fourth proportional to 232,715,234, 321,149,497.46 and 128,297,041.76 is: 177,051,281.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,715,234 : 321,149,497.46 = 128,297,041.76 : x
  2. Step 2: Convert to fraction form
    232,715,234/321,149,497.46 = 128,297,041.76/x
  3. Step 3: Cross multiply
    232,715,234x = 321,149,497.46 × 128,297,041.76
  4. Step 4: Simplify right side
    232,715,234x = 41,202,530,486,828,632
  5. Step 5: Solve for x
    x = 41,202,530,486,828,632/232,715,234
  6. Step 6: Final answer
    x = 177,051,281.85

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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.