Home / 154,136,382.60-231,401,875.88-132,415,724.64

Finding the Fourth Proportional to 154,136,382.60, 231,401,875.88 and 132,415,724.64

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Solution

The fourth proportional to 154,136,382.60, 231,401,875.88 and 132,415,724.64 is: 198,793,085.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,136,382.60 : 231,401,875.88 = 132,415,724.64 : x
  2. Step 2: Convert to fraction form
    154,136,382.60/231,401,875.88 = 132,415,724.64/x
  3. Step 3: Cross multiply
    154,136,382.60x = 231,401,875.88 × 132,415,724.64
  4. Step 4: Simplify right side
    154,136,382.60x = 30,641,247,077,705,536
  5. Step 5: Solve for x
    x = 30,641,247,077,705,536/154,136,382.60
  6. Step 6: Final answer
    x = 198,793,085.45

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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.