Home / 248,453,722.20-372,680,583.30-156,620,717.40

Finding the Fourth Proportional to 248,453,722.20, 372,680,583.30 and 156,620,717.40

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Solution

The fourth proportional to 248,453,722.20, 372,680,583.30 and 156,620,717.40 is: 234,931,076.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,453,722.20 : 372,680,583.30 = 156,620,717.40 : x
  2. Step 2: Convert to fraction form
    248,453,722.20/372,680,583.30 = 156,620,717.40/x
  3. Step 3: Cross multiply
    248,453,722.20x = 372,680,583.30 × 156,620,717.40
  4. Step 4: Simplify right side
    248,453,722.20x = 58,369,500,317,496,464
  5. Step 5: Solve for x
    x = 58,369,500,317,496,464/248,453,722.20
  6. Step 6: Final answer
    x = 234,931,076.10

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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.