Home / 80,709,113.88-111,381,264.54-44,041,696.92

Finding the Fourth Proportional to 80,709,113.88, 111,381,264.54 and 44,041,696.92

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Solution

The fourth proportional to 80,709,113.88, 111,381,264.54 and 44,041,696.92 is: 60,779,008.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,709,113.88 : 111,381,264.54 = 44,041,696.92 : x
  2. Step 2: Convert to fraction form
    80,709,113.88/111,381,264.54 = 44,041,696.92/x
  3. Step 3: Cross multiply
    80,709,113.88x = 111,381,264.54 × 44,041,696.92
  4. Step 4: Simplify right side
    80,709,113.88x = 4,905,419,895,437,024
  5. Step 5: Solve for x
    x = 4,905,419,895,437,024/80,709,113.88
  6. Step 6: Final answer
    x = 60,779,008.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.