Home / 89,677,415.70-134,516,123.55-67,994,622.90

Finding the Fourth Proportional to 89,677,415.70, 134,516,123.55 and 67,994,622.90

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Solution

The fourth proportional to 89,677,415.70, 134,516,123.55 and 67,994,622.90 is: 101,991,934.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,677,415.70 : 134,516,123.55 = 67,994,622.90 : x
  2. Step 2: Convert to fraction form
    89,677,415.70/134,516,123.55 = 67,994,622.90/x
  3. Step 3: Cross multiply
    89,677,415.70x = 134,516,123.55 × 67,994,622.90
  4. Step 4: Simplify right side
    89,677,415.70x = 9,146,373,094,752,060
  5. Step 5: Solve for x
    x = 9,146,373,094,752,060/89,677,415.70
  6. Step 6: Final answer
    x = 101,991,934.35

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Similar ratio
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1.5x scale

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.