Home / 177,147,331.40-265,720,997.10-144,835,718.60

Finding the Fourth Proportional to 177,147,331.40, 265,720,997.10 and 144,835,718.60

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Solution

The fourth proportional to 177,147,331.40, 265,720,997.10 and 144,835,718.60 is: 217,253,577.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,331.40 : 265,720,997.10 = 144,835,718.60 : x
  2. Step 2: Convert to fraction form
    177,147,331.40/265,720,997.10 = 144,835,718.60/x
  3. Step 3: Cross multiply
    177,147,331.40x = 265,720,997.10 × 144,835,718.60
  4. Step 4: Simplify right side
    177,147,331.40x = 38,485,891,562,087,016
  5. Step 5: Solve for x
    x = 38,485,891,562,087,016/177,147,331.40
  6. Step 6: Final answer
    x = 217,253,577.90

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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.