Home / 51,074,165.40-76,611,248.10-43,899,711.90

Finding the Fourth Proportional to 51,074,165.40, 76,611,248.10 and 43,899,711.90

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Solution

The fourth proportional to 51,074,165.40, 76,611,248.10 and 43,899,711.90 is: 65,849,567.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,074,165.40 : 76,611,248.10 = 43,899,711.90 : x
  2. Step 2: Convert to fraction form
    51,074,165.40/76,611,248.10 = 43,899,711.90/x
  3. Step 3: Cross multiply
    51,074,165.40x = 76,611,248.10 × 43,899,711.90
  4. Step 4: Simplify right side
    51,074,165.40x = 3,363,211,719,889,422
  5. Step 5: Solve for x
    x = 3,363,211,719,889,422/51,074,165.40
  6. Step 6: Final answer
    x = 65,849,567.85

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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.