Home / 133,996,821.90-200,995,232.85-53,217,789.90

Finding the Fourth Proportional to 133,996,821.90, 200,995,232.85 and 53,217,789.90

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Solution

The fourth proportional to 133,996,821.90, 200,995,232.85 and 53,217,789.90 is: 79,826,684.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,996,821.90 : 200,995,232.85 = 53,217,789.90 : x
  2. Step 2: Convert to fraction form
    133,996,821.90/200,995,232.85 = 53,217,789.90/x
  3. Step 3: Cross multiply
    133,996,821.90x = 200,995,232.85 × 53,217,789.90
  4. Step 4: Simplify right side
    133,996,821.90x = 10,696,522,072,712,878
  5. Step 5: Solve for x
    x = 10,696,522,072,712,878/133,996,821.90
  6. Step 6: Final answer
    x = 79,826,684.85

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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.