Home / 66,173,838.10-99,260,757.15-50,868,337.30

Finding the Fourth Proportional to 66,173,838.10, 99,260,757.15 and 50,868,337.30

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Solution

The fourth proportional to 66,173,838.10, 99,260,757.15 and 50,868,337.30 is: 76,302,505.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,173,838.10 : 99,260,757.15 = 50,868,337.30 : x
  2. Step 2: Convert to fraction form
    66,173,838.10/99,260,757.15 = 50,868,337.30/x
  3. Step 3: Cross multiply
    66,173,838.10x = 99,260,757.15 × 50,868,337.30
  4. Step 4: Simplify right side
    66,173,838.10x = 5,049,229,675,359,587
  5. Step 5: Solve for x
    x = 5,049,229,675,359,587/66,173,838.10
  6. Step 6: Final answer
    x = 76,302,505.95

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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.