Home / 624,532,616.40-936,127,078.20-236,205,397.20

Finding the Fourth Proportional to 624,532,616.40, 936,127,078.20 and 236,205,397.20

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Solution

The fourth proportional to 624,532,616.40, 936,127,078.20 and 236,205,397.20 is: 354,053,995.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,532,616.40 : 936,127,078.20 = 236,205,397.20 : x
  2. Step 2: Convert to fraction form
    624,532,616.40/936,127,078.20 = 236,205,397.20/x
  3. Step 3: Cross multiply
    624,532,616.40x = 936,127,078.20 × 236,205,397.20
  4. Step 4: Simplify right side
    624,532,616.40x = 221,118,268,335,906,464
  5. Step 5: Solve for x
    x = 221,118,268,335,906,464/624,532,616.40
  6. Step 6: Final answer
    x = 354,053,995.79

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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.