Home / 80,712,013.50-111,381,533.54-44,041,952.70

Finding the Fourth Proportional to 80,712,013.50, 111,381,533.54 and 44,041,952.70

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Solution

The fourth proportional to 80,712,013.50, 111,381,533.54 and 44,041,952.70 is: 60,777,324.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,712,013.50 : 111,381,533.54 = 44,041,952.70 : x
  2. Step 2: Convert to fraction form
    80,712,013.50/111,381,533.54 = 44,041,952.70/x
  3. Step 3: Cross multiply
    80,712,013.50x = 111,381,533.54 × 44,041,952.70
  4. Step 4: Simplify right side
    80,712,013.50x = 4,905,460,231,822,144
  5. Step 5: Solve for x
    x = 4,905,460,231,822,144/80,712,013.50
  6. Step 6: Final answer
    x = 60,777,324.45

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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.