Home / 149,505,877.20-224,258,815.80-103,589,374.80

Finding the Fourth Proportional to 149,505,877.20, 224,258,815.80 and 103,589,374.80

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Solution

The fourth proportional to 149,505,877.20, 224,258,815.80 and 103,589,374.80 is: 155,384,062.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,505,877.20 : 224,258,815.80 = 103,589,374.80 : x
  2. Step 2: Convert to fraction form
    149,505,877.20/224,258,815.80 = 103,589,374.80/x
  3. Step 3: Cross multiply
    149,505,877.20x = 224,258,815.80 × 103,589,374.80
  4. Step 4: Simplify right side
    149,505,877.20x = 23,230,830,522,110,364
  5. Step 5: Solve for x
    x = 23,230,830,522,110,364/149,505,877.20
  6. Step 6: Final answer
    x = 155,384,062.20

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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.