Home / 100,452,765.98-150,602,508.28-45,827,149.66

Finding the Fourth Proportional to 100,452,765.98, 150,602,508.28 and 45,827,149.66

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Solution

The fourth proportional to 100,452,765.98, 150,602,508.28 and 45,827,149.66 is: 68,705,760.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,452,765.98 : 150,602,508.28 = 45,827,149.66 : x
  2. Step 2: Convert to fraction form
    100,452,765.98/150,602,508.28 = 45,827,149.66/x
  3. Step 3: Cross multiply
    100,452,765.98x = 150,602,508.28 × 45,827,149.66
  4. Step 4: Simplify right side
    100,452,765.98x = 6,901,683,686,118,949
  5. Step 5: Solve for x
    x = 6,901,683,686,118,949/100,452,765.98
  6. Step 6: Final answer
    x = 68,705,760.55

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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.