Home / 120,888,997.86-181,315,780.83-59,461,668.17

Finding the Fourth Proportional to 120,888,997.86, 181,315,780.83 and 59,461,668.17

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Solution

The fourth proportional to 120,888,997.86, 181,315,780.83 and 59,461,668.17 is: 89,183,788.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,888,997.86 : 181,315,780.83 = 59,461,668.17 : x
  2. Step 2: Convert to fraction form
    120,888,997.86/181,315,780.83 = 59,461,668.17/x
  3. Step 3: Cross multiply
    120,888,997.86x = 181,315,780.83 × 59,461,668.17
  4. Step 4: Simplify right side
    120,888,997.86x = 10,781,338,793,471,264
  5. Step 5: Solve for x
    x = 10,781,338,793,471,264/120,888,997.86
  6. Step 6: Final answer
    x = 89,183,788.30

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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.