Home / 131,766,655.41-197,676,399.92-45,508,224.69

Finding the Fourth Proportional to 131,766,655.41, 197,676,399.92 and 45,508,224.69

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Solution

The fourth proportional to 131,766,655.41, 197,676,399.92 and 45,508,224.69 is: 68,271,460.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,766,655.41 : 197,676,399.92 = 45,508,224.69 : x
  2. Step 2: Convert to fraction form
    131,766,655.41/197,676,399.92 = 45,508,224.69/x
  3. Step 3: Cross multiply
    131,766,655.41x = 197,676,399.92 × 45,508,224.69
  4. Step 4: Simplify right side
    131,766,655.41x = 8,995,902,023,242,116
  5. Step 5: Solve for x
    x = 8,995,902,023,242,116/131,766,655.41
  6. Step 6: Final answer
    x = 68,271,460.60

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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.