Home / 744,232,635.20-1,116,379,761.32-219,601,726.76

Finding the Fourth Proportional to 744,232,635.20, 1,116,379,761.32 and 219,601,726.76

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Solution

The fourth proportional to 744,232,635.20, 1,116,379,761.32 and 219,601,726.76 is: 329,411,680.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,232,635.20 : 1,116,379,761.32 = 219,601,726.76 : x
  2. Step 2: Convert to fraction form
    744,232,635.20/1,116,379,761.32 = 219,601,726.76/x
  3. Step 3: Cross multiply
    744,232,635.20x = 1,116,379,761.32 × 219,601,726.76
  4. Step 4: Simplify right side
    744,232,635.20x = 245,158,923,309,128,608
  5. Step 5: Solve for x
    x = 245,158,923,309,128,608/744,232,635.20
  6. Step 6: Final answer
    x = 329,411,680.85

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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.