Home / 156,835,839.60-235,253,759.40-92,170,623.60

Finding the Fourth Proportional to 156,835,839.60, 235,253,759.40 and 92,170,623.60

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Solution

The fourth proportional to 156,835,839.60, 235,253,759.40 and 92,170,623.60 is: 138,255,935.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,835,839.60 : 235,253,759.40 = 92,170,623.60 : x
  2. Step 2: Convert to fraction form
    156,835,839.60/235,253,759.40 = 92,170,623.60/x
  3. Step 3: Cross multiply
    156,835,839.60x = 235,253,759.40 × 92,170,623.60
  4. Step 4: Simplify right side
    156,835,839.60x = 21,683,485,708,142,360
  5. Step 5: Solve for x
    x = 21,683,485,708,142,360/156,835,839.60
  6. Step 6: Final answer
    x = 138,255,935.40

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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.