Home / 120,755,834.40-181,133,751.60-29,879,423.40

Finding the Fourth Proportional to 120,755,834.40, 181,133,751.60 and 29,879,423.40

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Solution

The fourth proportional to 120,755,834.40, 181,133,751.60 and 29,879,423.40 is: 44,819,135.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,755,834.40 : 181,133,751.60 = 29,879,423.40 : x
  2. Step 2: Convert to fraction form
    120,755,834.40/181,133,751.60 = 29,879,423.40/x
  3. Step 3: Cross multiply
    120,755,834.40x = 181,133,751.60 × 29,879,423.40
  4. Step 4: Simplify right side
    120,755,834.40x = 5,412,172,056,086,827
  5. Step 5: Solve for x
    x = 5,412,172,056,086,827/120,755,834.40
  6. Step 6: Final answer
    x = 44,819,135.10

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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.