Home / 156,936,301.56-216,571,893.24-97,375,445.28

Finding the Fourth Proportional to 156,936,301.56, 216,571,893.24 and 97,375,445.28

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Solution

The fourth proportional to 156,936,301.56, 216,571,893.24 and 97,375,445.28 is: 134,377,988.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,936,301.56 : 216,571,893.24 = 97,375,445.28 : x
  2. Step 2: Convert to fraction form
    156,936,301.56/216,571,893.24 = 97,375,445.28/x
  3. Step 3: Cross multiply
    156,936,301.56x = 216,571,893.24 × 97,375,445.28
  4. Step 4: Simplify right side
    156,936,301.56x = 21,088,784,539,377,624
  5. Step 5: Solve for x
    x = 21,088,784,539,377,624/156,936,301.56
  6. Step 6: Final answer
    x = 134,377,988.58

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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.