Home / 268,599,096.20-402,898,644.30-186,969,758.60

Finding the Fourth Proportional to 268,599,096.20, 402,898,644.30 and 186,969,758.60

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Solution

The fourth proportional to 268,599,096.20, 402,898,644.30 and 186,969,758.60 is: 280,454,637.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,599,096.20 : 402,898,644.30 = 186,969,758.60 : x
  2. Step 2: Convert to fraction form
    268,599,096.20/402,898,644.30 = 186,969,758.60/x
  3. Step 3: Cross multiply
    268,599,096.20x = 402,898,644.30 × 186,969,758.60
  4. Step 4: Simplify right side
    268,599,096.20x = 75,329,862,265,038,272
  5. Step 5: Solve for x
    x = 75,329,862,265,038,272/268,599,096.20
  6. Step 6: Final answer
    x = 280,454,637.90

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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.