Home / 81,110,707.40-111,932,316.27-43,941,714.65

Finding the Fourth Proportional to 81,110,707.40, 111,932,316.27 and 43,941,714.65

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Solution

The fourth proportional to 81,110,707.40, 111,932,316.27 and 43,941,714.65 is: 60,639,317.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,110,707.40 : 111,932,316.27 = 43,941,714.65 : x
  2. Step 2: Convert to fraction form
    81,110,707.40/111,932,316.27 = 43,941,714.65/x
  3. Step 3: Cross multiply
    81,110,707.40x = 111,932,316.27 × 43,941,714.65
  4. Step 4: Simplify right side
    81,110,707.40x = 4,918,497,901,649,892
  5. Step 5: Solve for x
    x = 4,918,497,901,649,892/81,110,707.40
  6. Step 6: Final answer
    x = 60,639,317.04

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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.