Home / 83,018,423.70-124,527,635.55-52,859,985.30

Finding the Fourth Proportional to 83,018,423.70, 124,527,635.55 and 52,859,985.30

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Solution

The fourth proportional to 83,018,423.70, 124,527,635.55 and 52,859,985.30 is: 79,289,977.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,018,423.70 : 124,527,635.55 = 52,859,985.30 : x
  2. Step 2: Convert to fraction form
    83,018,423.70/124,527,635.55 = 52,859,985.30/x
  3. Step 3: Cross multiply
    83,018,423.70x = 124,527,635.55 × 52,859,985.30
  4. Step 4: Simplify right side
    83,018,423.70x = 6,582,528,984,616,757
  5. Step 5: Solve for x
    x = 6,582,528,984,616,757/83,018,423.70
  6. Step 6: Final answer
    x = 79,289,977.95

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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.