Home / 100,258,717.94-150,356,932.60-48,411,084.86

Finding the Fourth Proportional to 100,258,717.94, 150,356,932.60 and 48,411,084.86

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Solution

The fourth proportional to 100,258,717.94, 150,356,932.60 and 48,411,084.86 is: 72,601,588.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,258,717.94 : 150,356,932.60 = 48,411,084.86 : x
  2. Step 2: Convert to fraction form
    100,258,717.94/150,356,932.60 = 48,411,084.86/x
  3. Step 3: Cross multiply
    100,258,717.94x = 150,356,932.60 × 48,411,084.86
  4. Step 4: Simplify right side
    100,258,717.94x = 7,278,942,223,387,900
  5. Step 5: Solve for x
    x = 7,278,942,223,387,900/100,258,717.94
  6. Step 6: Final answer
    x = 72,601,588.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.