Home / 81,291,556.16-112,182,470.78-44,121,850.00

Finding the Fourth Proportional to 81,291,556.16, 112,182,470.78 and 44,121,850.00

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Solution

The fourth proportional to 81,291,556.16, 112,182,470.78 and 44,121,850.00 is: 60,888,219.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,291,556.16 : 112,182,470.78 = 44,121,850.00 : x
  2. Step 2: Convert to fraction form
    81,291,556.16/112,182,470.78 = 44,121,850.00/x
  3. Step 3: Cross multiply
    81,291,556.16x = 112,182,470.78 × 44,121,850.00
  4. Step 4: Simplify right side
    81,291,556.16x = 4,949,698,147,883,478
  5. Step 5: Solve for x
    x = 4,949,698,147,883,478/81,291,556.16
  6. Step 6: Final answer
    x = 60,888,219.91

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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.