Home / 131,471,999.80-197,207,999.70-124,417,612.60

Finding the Fourth Proportional to 131,471,999.80, 197,207,999.70 and 124,417,612.60

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Solution

The fourth proportional to 131,471,999.80, 197,207,999.70 and 124,417,612.60 is: 186,626,418.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,471,999.80 : 197,207,999.70 = 124,417,612.60 : x
  2. Step 2: Convert to fraction form
    131,471,999.80/197,207,999.70 = 124,417,612.60/x
  3. Step 3: Cross multiply
    131,471,999.80x = 197,207,999.70 × 124,417,612.60
  4. Step 4: Simplify right side
    131,471,999.80x = 24,536,148,508,295,512
  5. Step 5: Solve for x
    x = 24,536,148,508,295,512/131,471,999.80
  6. Step 6: Final answer
    x = 186,626,418.90

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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.