Home / 148,936,616.80-223,404,925.20-103,020,114.40

Finding the Fourth Proportional to 148,936,616.80, 223,404,925.20 and 103,020,114.40

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Solution

The fourth proportional to 148,936,616.80, 223,404,925.20 and 103,020,114.40 is: 154,530,171.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,936,616.80 : 223,404,925.20 = 103,020,114.40 : x
  2. Step 2: Convert to fraction form
    148,936,616.80/223,404,925.20 = 103,020,114.40/x
  3. Step 3: Cross multiply
    148,936,616.80x = 223,404,925.20 × 103,020,114.40
  4. Step 4: Simplify right side
    148,936,616.80x = 23,015,200,951,627,444
  5. Step 5: Solve for x
    x = 23,015,200,951,627,444/148,936,616.80
  6. Step 6: Final answer
    x = 154,530,171.60

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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.