Home / 80,334,506.50-110,853,872.47-45,053,743.90

Finding the Fourth Proportional to 80,334,506.50, 110,853,872.47 and 45,053,743.90

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Solution

The fourth proportional to 80,334,506.50, 110,853,872.47 and 45,053,743.90 is: 62,169,822.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,334,506.50 : 110,853,872.47 = 45,053,743.90 : x
  2. Step 2: Convert to fraction form
    80,334,506.50/110,853,872.47 = 45,053,743.90/x
  3. Step 3: Cross multiply
    80,334,506.50x = 110,853,872.47 × 45,053,743.90
  4. Step 4: Simplify right side
    80,334,506.50x = 4,994,381,980,586,640
  5. Step 5: Solve for x
    x = 4,994,381,980,586,640/80,334,506.50
  6. Step 6: Final answer
    x = 62,169,822.14

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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.