Home / 69,903,658.20-96,508,428.88-62,147,276.80

Finding the Fourth Proportional to 69,903,658.20, 96,508,428.88 and 62,147,276.80

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Solution

The fourth proportional to 69,903,658.20, 96,508,428.88 and 62,147,276.80 is: 85,800,031.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,903,658.20 : 96,508,428.88 = 62,147,276.80 : x
  2. Step 2: Convert to fraction form
    69,903,658.20/96,508,428.88 = 62,147,276.80/x
  3. Step 3: Cross multiply
    69,903,658.20x = 96,508,428.88 × 62,147,276.80
  4. Step 4: Simplify right side
    69,903,658.20x = 5,997,736,043,138,473
  5. Step 5: Solve for x
    x = 5,997,736,043,138,473/69,903,658.20
  6. Step 6: Final answer
    x = 85,800,031.04

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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.