Home / 268,889,377.60-403,334,066.40-132,840,481.60

Finding the Fourth Proportional to 268,889,377.60, 403,334,066.40 and 132,840,481.60

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Solution

The fourth proportional to 268,889,377.60, 403,334,066.40 and 132,840,481.60 is: 199,260,722.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,889,377.60 : 403,334,066.40 = 132,840,481.60 : x
  2. Step 2: Convert to fraction form
    268,889,377.60/403,334,066.40 = 132,840,481.60/x
  3. Step 3: Cross multiply
    268,889,377.60x = 403,334,066.40 × 132,840,481.60
  4. Step 4: Simplify right side
    268,889,377.60x = 53,579,091,626,262,376
  5. Step 5: Solve for x
    x = 53,579,091,626,262,376/268,889,377.60
  6. Step 6: Final answer
    x = 199,260,722.40

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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.