Home / 156,725,402.60-235,200,078.30-65,914,164.20

Finding the Fourth Proportional to 156,725,402.60, 235,200,078.30 and 65,914,164.20

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Solution

The fourth proportional to 156,725,402.60, 235,200,078.30 and 65,914,164.20 is: 98,918,339.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,725,402.60 : 235,200,078.30 = 65,914,164.20 : x
  2. Step 2: Convert to fraction form
    156,725,402.60/235,200,078.30 = 65,914,164.20/x
  3. Step 3: Cross multiply
    156,725,402.60x = 235,200,078.30 × 65,914,164.20
  4. Step 4: Simplify right side
    156,725,402.60x = 15,503,016,580,919,058
  5. Step 5: Solve for x
    x = 15,503,016,580,919,058/156,725,402.60
  6. Step 6: Final answer
    x = 98,918,339.49

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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.