Home / 149,805,146.25-224,707,719.38-42,099,770.25

Finding the Fourth Proportional to 149,805,146.25, 224,707,719.38 and 42,099,770.25

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Solution

The fourth proportional to 149,805,146.25, 224,707,719.38 and 42,099,770.25 is: 63,149,655.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,805,146.25 : 224,707,719.38 = 42,099,770.25 : x
  2. Step 2: Convert to fraction form
    149,805,146.25/224,707,719.38 = 42,099,770.25/x
  3. Step 3: Cross multiply
    149,805,146.25x = 224,707,719.38 × 42,099,770.25
  4. Step 4: Simplify right side
    149,805,146.25x = 9,460,143,359,088,974
  5. Step 5: Solve for x
    x = 9,460,143,359,088,974/149,805,146.25
  6. Step 6: Final answer
    x = 63,149,655.38

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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.