Home / 120,981,433.40-181,136,226.90-117,622,201.40

Finding the Fourth Proportional to 120,981,433.40, 181,136,226.90 and 117,622,201.40

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Solution

The fourth proportional to 120,981,433.40, 181,136,226.90 and 117,622,201.40 is: 176,106,706.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,981,433.40 : 181,136,226.90 = 117,622,201.40 : x
  2. Step 2: Convert to fraction form
    120,981,433.40/181,136,226.90 = 117,622,201.40/x
  3. Step 3: Cross multiply
    120,981,433.40x = 181,136,226.90 × 117,622,201.40
  4. Step 4: Simplify right side
    120,981,433.40x = 21,305,641,761,267,900
  5. Step 5: Solve for x
    x = 21,305,641,761,267,900/120,981,433.40
  6. Step 6: Final answer
    x = 176,106,706.31

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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.