Home / 12,407,733,200.20-18,620,669,726.70-8,734,413,008.20

Finding the Fourth Proportional to 12,407,733,200.20, 18,620,669,726.70 and 8,734,413,008.20

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Solution

The fourth proportional to 12,407,733,200.20, 18,620,669,726.70 and 8,734,413,008.20 is: 13,108,004,279.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,407,733,200.20 : 18,620,669,726.70 = 8,734,413,008.20 : x
  2. Step 2: Convert to fraction form
    12,407,733,200.20/18,620,669,726.70 = 8,734,413,008.20/x
  3. Step 3: Cross multiply
    12,407,733,200.20x = 18,620,669,726.70 × 8,734,413,008.20
  4. Step 4: Simplify right side
    12,407,733,200.20x = 162,640,619,882,284,449,792
  5. Step 5: Solve for x
    x = 162,640,619,882,284,449,792/12,407,733,200.20
  6. Step 6: Final answer
    x = 13,108,004,279.11

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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.