Home / 89,800,130.30-134,700,195.45-68,276,769.80

Finding the Fourth Proportional to 89,800,130.30, 134,700,195.45 and 68,276,769.80

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Solution

The fourth proportional to 89,800,130.30, 134,700,195.45 and 68,276,769.80 is: 102,415,154.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,800,130.30 : 134,700,195.45 = 68,276,769.80 : x
  2. Step 2: Convert to fraction form
    89,800,130.30/134,700,195.45 = 68,276,769.80/x
  3. Step 3: Cross multiply
    89,800,130.30x = 134,700,195.45 × 68,276,769.80
  4. Step 4: Simplify right side
    89,800,130.30x = 9,196,894,236,754,656
  5. Step 5: Solve for x
    x = 9,196,894,236,754,656/89,800,130.30
  6. Step 6: Final answer
    x = 102,415,154.70

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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.