Home / 52,180,126.38-72,000,763.20-29,849,561.94

Finding the Fourth Proportional to 52,180,126.38, 72,000,763.20 and 29,849,561.94

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Solution

The fourth proportional to 52,180,126.38, 72,000,763.20 and 29,849,561.94 is: 41,187,927.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,180,126.38 : 72,000,763.20 = 29,849,561.94 : x
  2. Step 2: Convert to fraction form
    52,180,126.38/72,000,763.20 = 29,849,561.94/x
  3. Step 3: Cross multiply
    52,180,126.38x = 72,000,763.20 × 29,849,561.94
  4. Step 4: Simplify right side
    52,180,126.38x = 2,149,191,240,865,672.75
  5. Step 5: Solve for x
    x = 2,149,191,240,865,672.75/52,180,126.38
  6. Step 6: Final answer
    x = 41,187,927.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.