Home / 83,015,848.20-124,523,772.30-52,857,409.80

Finding the Fourth Proportional to 83,015,848.20, 124,523,772.30 and 52,857,409.80

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Solution

The fourth proportional to 83,015,848.20, 124,523,772.30 and 52,857,409.80 is: 79,286,114.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,015,848.20 : 124,523,772.30 = 52,857,409.80 : x
  2. Step 2: Convert to fraction form
    83,015,848.20/124,523,772.30 = 52,857,409.80/x
  3. Step 3: Cross multiply
    83,015,848.20x = 124,523,772.30 × 52,857,409.80
  4. Step 4: Simplify right side
    83,015,848.20x = 6,582,004,062,302,988
  5. Step 5: Solve for x
    x = 6,582,004,062,302,988/83,015,848.20
  6. Step 6: Final answer
    x = 79,286,114.70

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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.