Home / 89,800,092.80-134,700,139.20-68,276,732.30

Finding the Fourth Proportional to 89,800,092.80, 134,700,139.20 and 68,276,732.30

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Solution

The fourth proportional to 89,800,092.80, 134,700,139.20 and 68,276,732.30 is: 102,415,098.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,800,092.80 : 134,700,139.20 = 68,276,732.30 : x
  2. Step 2: Convert to fraction form
    89,800,092.80/134,700,139.20 = 68,276,732.30/x
  3. Step 3: Cross multiply
    89,800,092.80x = 134,700,139.20 × 68,276,732.30
  4. Step 4: Simplify right side
    89,800,092.80x = 9,196,885,344,931,134
  5. Step 5: Solve for x
    x = 9,196,885,344,931,134/89,800,092.80
  6. Step 6: Final answer
    x = 102,415,098.45

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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.