Home / 149,468,010.40-224,202,015.60-91,773,200.80

Finding the Fourth Proportional to 149,468,010.40, 224,202,015.60 and 91,773,200.80

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Solution

The fourth proportional to 149,468,010.40, 224,202,015.60 and 91,773,200.80 is: 137,659,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,468,010.40 : 224,202,015.60 = 91,773,200.80 : x
  2. Step 2: Convert to fraction form
    149,468,010.40/224,202,015.60 = 91,773,200.80/x
  3. Step 3: Cross multiply
    149,468,010.40x = 224,202,015.60 × 91,773,200.80
  4. Step 4: Simplify right side
    149,468,010.40x = 20,575,736,597,423,532
  5. Step 5: Solve for x
    x = 20,575,736,597,423,532/149,468,010.40
  6. Step 6: Final answer
    x = 137,659,801.20

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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.