Home / 112,693,169.93-168,796,800.93-76,100,340.61

Finding the Fourth Proportional to 112,693,169.93, 168,796,800.93 and 76,100,340.61

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Solution

The fourth proportional to 112,693,169.93, 168,796,800.93 and 76,100,340.61 is: 113,986,447.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,693,169.93 : 168,796,800.93 = 76,100,340.61 : x
  2. Step 2: Convert to fraction form
    112,693,169.93/168,796,800.93 = 76,100,340.61/x
  3. Step 3: Cross multiply
    112,693,169.93x = 168,796,800.93 × 76,100,340.61
  4. Step 4: Simplify right side
    112,693,169.93x = 12,845,494,044,514,750
  5. Step 5: Solve for x
    x = 12,845,494,044,514,750/112,693,169.93
  6. Step 6: Final answer
    x = 113,986,447.02

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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.