Home / 133,468,142.80-200,202,214.20-56,793,672.40

Finding the Fourth Proportional to 133,468,142.80, 200,202,214.20 and 56,793,672.40

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Solution

The fourth proportional to 133,468,142.80, 200,202,214.20 and 56,793,672.40 is: 85,190,508.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,468,142.80 : 200,202,214.20 = 56,793,672.40 : x
  2. Step 2: Convert to fraction form
    133,468,142.80/200,202,214.20 = 56,793,672.40/x
  3. Step 3: Cross multiply
    133,468,142.80x = 200,202,214.20 × 56,793,672.40
  4. Step 4: Simplify right side
    133,468,142.80x = 11,370,218,967,029,428
  5. Step 5: Solve for x
    x = 11,370,218,967,029,428/133,468,142.80
  6. Step 6: Final answer
    x = 85,190,508.60

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1.5x scale

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.