Home / 149,741,542.40-224,612,313.60-42,022,169.60

Finding the Fourth Proportional to 149,741,542.40, 224,612,313.60 and 42,022,169.60

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Solution

The fourth proportional to 149,741,542.40, 224,612,313.60 and 42,022,169.60 is: 63,033,254.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,741,542.40 : 224,612,313.60 = 42,022,169.60 : x
  2. Step 2: Convert to fraction form
    149,741,542.40/224,612,313.60 = 42,022,169.60/x
  3. Step 3: Cross multiply
    149,741,542.40x = 224,612,313.60 × 42,022,169.60
  4. Step 4: Simplify right side
    149,741,542.40x = 9,438,696,736,347,586
  5. Step 5: Solve for x
    x = 9,438,696,736,347,586/149,741,542.40
  6. Step 6: Final answer
    x = 63,033,254.40

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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.