Home / 151,789,955.52-227,317,867.20-86,896,941.60

Finding the Fourth Proportional to 151,789,955.52, 227,317,867.20 and 86,896,941.60

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Solution

The fourth proportional to 151,789,955.52, 227,317,867.20 and 86,896,941.60 is: 130,135,273.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,789,955.52 : 227,317,867.20 = 86,896,941.60 : x
  2. Step 2: Convert to fraction form
    151,789,955.52/227,317,867.20 = 86,896,941.60/x
  3. Step 3: Cross multiply
    151,789,955.52x = 227,317,867.20 × 86,896,941.60
  4. Step 4: Simplify right side
    151,789,955.52x = 19,753,227,430,714,952
  5. Step 5: Solve for x
    x = 19,753,227,430,714,952/151,789,955.52
  6. Step 6: Final answer
    x = 130,135,273.86

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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.