Home / 156,936,302.56-216,571,894.62-97,375,446.28

Finding the Fourth Proportional to 156,936,302.56, 216,571,894.62 and 97,375,446.28

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Solution

The fourth proportional to 156,936,302.56, 216,571,894.62 and 97,375,446.28 is: 134,377,989.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,936,302.56 : 216,571,894.62 = 97,375,446.28 : x
  2. Step 2: Convert to fraction form
    156,936,302.56/216,571,894.62 = 97,375,446.28/x
  3. Step 3: Cross multiply
    156,936,302.56x = 216,571,894.62 × 97,375,446.28
  4. Step 4: Simplify right side
    156,936,302.56x = 21,088,784,890,327,632
  5. Step 5: Solve for x
    x = 21,088,784,890,327,632/156,936,302.56
  6. Step 6: Final answer
    x = 134,377,989.96

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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.