Home / 149,805,151.20-224,707,726.80-42,099,775.20

Finding the Fourth Proportional to 149,805,151.20, 224,707,726.80 and 42,099,775.20

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Solution

The fourth proportional to 149,805,151.20, 224,707,726.80 and 42,099,775.20 is: 63,149,662.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,805,151.20 : 224,707,726.80 = 42,099,775.20 : x
  2. Step 2: Convert to fraction form
    149,805,151.20/224,707,726.80 = 42,099,775.20/x
  3. Step 3: Cross multiply
    149,805,151.20x = 224,707,726.80 × 42,099,775.20
  4. Step 4: Simplify right side
    149,805,151.20x = 9,460,144,783,983,016
  5. Step 5: Solve for x
    x = 9,460,144,783,983,016/149,805,151.20
  6. Step 6: Final answer
    x = 63,149,662.80

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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.