Home / 141,999,940.24-195,904,248.40-82,451,065.84

Finding the Fourth Proportional to 141,999,940.24, 195,904,248.40 and 82,451,065.84

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Solution

The fourth proportional to 141,999,940.24, 195,904,248.40 and 82,451,065.84 is: 113,750,147.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,999,940.24 : 195,904,248.40 = 82,451,065.84 : x
  2. Step 2: Convert to fraction form
    141,999,940.24/195,904,248.40 = 82,451,065.84/x
  3. Step 3: Cross multiply
    141,999,940.24x = 195,904,248.40 × 82,451,065.84
  4. Step 4: Simplify right side
    141,999,940.24x = 16,152,514,083,164,116
  5. Step 5: Solve for x
    x = 16,152,514,083,164,116/141,999,940.24
  6. Step 6: Final answer
    x = 113,750,147.05

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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.