Home / 131,206,752.39-196,788,584.35-43,768,941

Finding the Fourth Proportional to 131,206,752.39, 196,788,584.35 and 43,768,941

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Solution

The fourth proportional to 131,206,752.39, 196,788,584.35 and 43,768,941 is: 65,646,224.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,206,752.39 : 196,788,584.35 = 43,768,941 : x
  2. Step 2: Convert to fraction form
    131,206,752.39/196,788,584.35 = 43,768,941/x
  3. Step 3: Cross multiply
    131,206,752.39x = 196,788,584.35 × 43,768,941
  4. Step 4: Simplify right side
    131,206,752.39x = 8,613,227,937,888,673
  5. Step 5: Solve for x
    x = 8,613,227,937,888,673/131,206,752.39
  6. Step 6: Final answer
    x = 65,646,224.61

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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.