Home / 101,185,691.72-151,778,519.28-55,166,260.16

Finding the Fourth Proportional to 101,185,691.72, 151,778,519.28 and 55,166,260.16

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Solution

The fourth proportional to 101,185,691.72, 151,778,519.28 and 55,166,260.16 is: 82,749,380.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,185,691.72 : 151,778,519.28 = 55,166,260.16 : x
  2. Step 2: Convert to fraction form
    101,185,691.72/151,778,519.28 = 55,166,260.16/x
  3. Step 3: Cross multiply
    101,185,691.72x = 151,778,519.28 × 55,166,260.16
  4. Step 4: Simplify right side
    101,185,691.72x = 8,373,053,281,300,055
  5. Step 5: Solve for x
    x = 8,373,053,281,300,055/101,185,691.72
  6. Step 6: Final answer
    x = 82,749,380.26

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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.