Home / 156,538,734.90-234,836,968.26-51,499,988.97

Finding the Fourth Proportional to 156,538,734.90, 234,836,968.26 and 51,499,988.97

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Solution

The fourth proportional to 156,538,734.90, 234,836,968.26 and 51,499,988.97 is: 77,259,480.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,538,734.90 : 234,836,968.26 = 51,499,988.97 : x
  2. Step 2: Convert to fraction form
    156,538,734.90/234,836,968.26 = 51,499,988.97/x
  3. Step 3: Cross multiply
    156,538,734.90x = 234,836,968.26 × 51,499,988.97
  4. Step 4: Simplify right side
    156,538,734.90x = 12,094,101,275,138,240
  5. Step 5: Solve for x
    x = 12,094,101,275,138,240/156,538,734.90
  6. Step 6: Final answer
    x = 77,259,480.11

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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.