Home / 132,100,536.80-198,150,805.20-86,184,034.40

Finding the Fourth Proportional to 132,100,536.80, 198,150,805.20 and 86,184,034.40

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Solution

The fourth proportional to 132,100,536.80, 198,150,805.20 and 86,184,034.40 is: 129,276,051.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,100,536.80 : 198,150,805.20 = 86,184,034.40 : x
  2. Step 2: Convert to fraction form
    132,100,536.80/198,150,805.20 = 86,184,034.40/x
  3. Step 3: Cross multiply
    132,100,536.80x = 198,150,805.20 × 86,184,034.40
  4. Step 4: Simplify right side
    132,100,536.80x = 17,077,435,811,744,500
  5. Step 5: Solve for x
    x = 17,077,435,811,744,500/132,100,536.80
  6. Step 6: Final answer
    x = 129,276,051.60

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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.