Home / 89,185,230,965.85-123,078,232,251.20-48,542,774,846.88

Finding the Fourth Proportional to 89,185,230,965.85, 123,078,232,251.20 and 48,542,774,846.88

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Solution

The fourth proportional to 89,185,230,965.85, 123,078,232,251.20 and 48,542,774,846.88 is: 66,990,451,804.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,185,230,965.85 : 123,078,232,251.20 = 48,542,774,846.88 : x
  2. Step 2: Convert to fraction form
    89,185,230,965.85/123,078,232,251.20 = 48,542,774,846.88/x
  3. Step 3: Cross multiply
    89,185,230,965.85x = 123,078,232,251.20 × 48,542,774,846.88
  4. Step 4: Simplify right side
    89,185,230,965.85x = 5,974,558,916,722,005,377,024
  5. Step 5: Solve for x
    x = 5,974,558,916,722,005,377,024/89,185,230,965.85
  6. Step 6: Final answer
    x = 66,990,451,804.85

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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.