Home / 268,596,010.20-402,894,015.30-186,966,672.60

Finding the Fourth Proportional to 268,596,010.20, 402,894,015.30 and 186,966,672.60

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Solution

The fourth proportional to 268,596,010.20, 402,894,015.30 and 186,966,672.60 is: 280,450,008.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,596,010.20 : 402,894,015.30 = 186,966,672.60 : x
  2. Step 2: Convert to fraction form
    268,596,010.20/402,894,015.30 = 186,966,672.60/x
  3. Step 3: Cross multiply
    268,596,010.20x = 402,894,015.30 × 186,966,672.60
  4. Step 4: Simplify right side
    268,596,010.20x = 75,327,753,451,094,496
  5. Step 5: Solve for x
    x = 75,327,753,451,094,496/268,596,010.20
  6. Step 6: Final answer
    x = 280,450,008.90

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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.