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Finding the Fourth Proportional to 260,804,581.60, 391,206,872.40 and 233,594,802.40

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Solution

The fourth proportional to 260,804,581.60, 391,206,872.40 and 233,594,802.40 is: 350,392,203.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,804,581.60 : 391,206,872.40 = 233,594,802.40 : x
  2. Step 2: Convert to fraction form
    260,804,581.60/391,206,872.40 = 233,594,802.40/x
  3. Step 3: Cross multiply
    260,804,581.60x = 391,206,872.40 × 233,594,802.40
  4. Step 4: Simplify right side
    260,804,581.60x = 91,383,892,055,800,016
  5. Step 5: Solve for x
    x = 91,383,892,055,800,016/260,804,581.60
  6. Step 6: Final answer
    x = 350,392,203.60

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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.