Home / 89,162,908.62-123,045,705.15-50,003,844.60

Finding the Fourth Proportional to 89,162,908.62, 123,045,705.15 and 50,003,844.60

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Solution

The fourth proportional to 89,162,908.62, 123,045,705.15 and 50,003,844.60 is: 69,005,805.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,162,908.62 : 123,045,705.15 = 50,003,844.60 : x
  2. Step 2: Convert to fraction form
    89,162,908.62/123,045,705.15 = 50,003,844.60/x
  3. Step 3: Cross multiply
    89,162,908.62x = 123,045,705.15 × 50,003,844.60
  4. Step 4: Simplify right side
    89,162,908.62x = 6,152,758,319,018,020
  5. Step 5: Solve for x
    x = 6,152,758,319,018,020/89,162,908.62
  6. Step 6: Final answer
    x = 69,005,805.38

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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.