Home / 218,452,062.32-301,473,010.44-125,632,643.84

Finding the Fourth Proportional to 218,452,062.32, 301,473,010.44 and 125,632,643.84

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Solution

The fourth proportional to 218,452,062.32, 301,473,010.44 and 125,632,643.84 is: 173,378,319.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,452,062.32 : 301,473,010.44 = 125,632,643.84 : x
  2. Step 2: Convert to fraction form
    218,452,062.32/301,473,010.44 = 125,632,643.84/x
  3. Step 3: Cross multiply
    218,452,062.32x = 301,473,010.44 × 125,632,643.84
  4. Step 4: Simplify right side
    218,452,062.32x = 37,874,851,347,981,120
  5. Step 5: Solve for x
    x = 37,874,851,347,981,120/218,452,062.32
  6. Step 6: Final answer
    x = 173,378,319.00

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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.