Home / 89,543,652.84-123,559,254.18-56,491,436.52

Finding the Fourth Proportional to 89,543,652.84, 123,559,254.18 and 56,491,436.52

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Solution

The fourth proportional to 89,543,652.84, 123,559,254.18 and 56,491,436.52 is: 77,951,251.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,543,652.84 : 123,559,254.18 = 56,491,436.52 : x
  2. Step 2: Convert to fraction form
    89,543,652.84/123,559,254.18 = 56,491,436.52/x
  3. Step 3: Cross multiply
    89,543,652.84x = 123,559,254.18 × 56,491,436.52
  4. Step 4: Simplify right side
    89,543,652.84x = 6,980,039,763,968,015
  5. Step 5: Solve for x
    x = 6,980,039,763,968,015/89,543,652.84
  6. Step 6: Final answer
    x = 77,951,251.07

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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.