Home / 89,247,279.60-123,173,263.17-50,091,198.80

Finding the Fourth Proportional to 89,247,279.60, 123,173,263.17 and 50,091,198.80

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Solution

The fourth proportional to 89,247,279.60, 123,173,263.17 and 50,091,198.80 is: 69,132,599.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,247,279.60 : 123,173,263.17 = 50,091,198.80 : x
  2. Step 2: Convert to fraction form
    89,247,279.60/123,173,263.17 = 50,091,198.80/x
  3. Step 3: Cross multiply
    89,247,279.60x = 123,173,263.17 × 50,091,198.80
  4. Step 4: Simplify right side
    89,247,279.60x = 6,169,896,411,677,322
  5. Step 5: Solve for x
    x = 6,169,896,411,677,322/89,247,279.60
  6. Step 6: Final answer
    x = 69,132,599.22

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1.5x scale

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.