Home / 426,395,330.76-639,592,923.15-232,469,827.14

Finding the Fourth Proportional to 426,395,330.76, 639,592,923.15 and 232,469,827.14

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Solution

The fourth proportional to 426,395,330.76, 639,592,923.15 and 232,469,827.14 is: 348,704,700.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,395,330.76 : 639,592,923.15 = 232,469,827.14 : x
  2. Step 2: Convert to fraction form
    426,395,330.76/639,592,923.15 = 232,469,827.14/x
  3. Step 3: Cross multiply
    426,395,330.76x = 639,592,923.15 × 232,469,827.14
  4. Step 4: Simplify right side
    426,395,330.76x = 148,686,056,284,647,776
  5. Step 5: Solve for x
    x = 148,686,056,284,647,776/426,395,330.76
  6. Step 6: Final answer
    x = 348,704,700.92

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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.