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Finding the Fourth Proportional to 89,079,753.70, 124,881,716.30 and 89,079,753.70

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Solution

The fourth proportional to 89,079,753.70, 124,881,716.30 and 89,079,753.70 is: 124,881,716.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,079,753.70 : 124,881,716.30 = 89,079,753.70 : x
  2. Step 2: Convert to fraction form
    89,079,753.70/124,881,716.30 = 89,079,753.70/x
  3. Step 3: Cross multiply
    89,079,753.70x = 124,881,716.30 × 89,079,753.70
  4. Step 4: Simplify right side
    89,079,753.70x = 11,124,432,529,637,276
  5. Step 5: Solve for x
    x = 11,124,432,529,637,276/89,079,753.70
  6. Step 6: Final answer
    x = 124,881,716.30

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.