Home / 73,305,414.90-110,020,123.80-30,205,549.80

Finding the Fourth Proportional to 73,305,414.90, 110,020,123.80 and 30,205,549.80

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Solution

The fourth proportional to 73,305,414.90, 110,020,123.80 and 30,205,549.80 is: 45,333,872.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,305,414.90 : 110,020,123.80 = 30,205,549.80 : x
  2. Step 2: Convert to fraction form
    73,305,414.90/110,020,123.80 = 30,205,549.80/x
  3. Step 3: Cross multiply
    73,305,414.90x = 110,020,123.80 × 30,205,549.80
  4. Step 4: Simplify right side
    73,305,414.90x = 3,323,218,328,443,065
  5. Step 5: Solve for x
    x = 3,323,218,328,443,065/73,305,414.90
  6. Step 6: Final answer
    x = 45,333,872.44

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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.