Home / 152,690,410.80-229,035,616.20-91,468,407.60

Finding the Fourth Proportional to 152,690,410.80, 229,035,616.20 and 91,468,407.60

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Solution

The fourth proportional to 152,690,410.80, 229,035,616.20 and 91,468,407.60 is: 137,202,611.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,690,410.80 : 229,035,616.20 = 91,468,407.60 : x
  2. Step 2: Convert to fraction form
    152,690,410.80/229,035,616.20 = 91,468,407.60/x
  3. Step 3: Cross multiply
    152,690,410.80x = 229,035,616.20 × 91,468,407.60
  4. Step 4: Simplify right side
    152,690,410.80x = 20,949,523,097,498,760
  5. Step 5: Solve for x
    x = 20,949,523,097,498,760/152,690,410.80
  6. Step 6: Final answer
    x = 137,202,611.40

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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.