Home / 151,789,959.40-227,317,873-86,896,945.48

Finding the Fourth Proportional to 151,789,959.40, 227,317,873 and 86,896,945.48

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Solution

The fourth proportional to 151,789,959.40, 227,317,873 and 86,896,945.48 is: 130,135,279.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,789,959.40 : 227,317,873 = 86,896,945.48 : x
  2. Step 2: Convert to fraction form
    151,789,959.40/227,317,873 = 86,896,945.48/x
  3. Step 3: Cross multiply
    151,789,959.40x = 227,317,873 × 86,896,945.48
  4. Step 4: Simplify right side
    151,789,959.40x = 19,753,228,816,710,564
  5. Step 5: Solve for x
    x = 19,753,228,816,710,564/151,789,959.40
  6. Step 6: Final answer
    x = 130,135,279.66

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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.