Home / 84,244,233.60-126,366,350.40-74,670,422.40

Finding the Fourth Proportional to 84,244,233.60, 126,366,350.40 and 74,670,422.40

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Solution

The fourth proportional to 84,244,233.60, 126,366,350.40 and 74,670,422.40 is: 112,005,633.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,244,233.60 : 126,366,350.40 = 74,670,422.40 : x
  2. Step 2: Convert to fraction form
    84,244,233.60/126,366,350.40 = 74,670,422.40/x
  3. Step 3: Cross multiply
    84,244,233.60x = 126,366,350.40 × 74,670,422.40
  4. Step 4: Simplify right side
    84,244,233.60x = 9,435,828,761,514,410
  5. Step 5: Solve for x
    x = 9,435,828,761,514,410/84,244,233.60
  6. Step 6: Final answer
    x = 112,005,633.60

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1.5x scale

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.