Home / 354,312,000.40-531,468,000.60-267,013,958.80

Finding the Fourth Proportional to 354,312,000.40, 531,468,000.60 and 267,013,958.80

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Solution

The fourth proportional to 354,312,000.40, 531,468,000.60 and 267,013,958.80 is: 400,520,938.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,312,000.40 : 531,468,000.60 = 267,013,958.80 : x
  2. Step 2: Convert to fraction form
    354,312,000.40/531,468,000.60 = 267,013,958.80/x
  3. Step 3: Cross multiply
    354,312,000.40x = 531,468,000.60 × 267,013,958.80
  4. Step 4: Simplify right side
    354,312,000.40x = 141,909,374,815,726,784
  5. Step 5: Solve for x
    x = 141,909,374,815,726,784/354,312,000.40
  6. Step 6: Final answer
    x = 400,520,938.20

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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.