Home / 86,693,552.80-119,632,506.60-49,516,532.56

Finding the Fourth Proportional to 86,693,552.80, 119,632,506.60 and 49,516,532.56

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Solution

The fourth proportional to 86,693,552.80, 119,632,506.60 and 49,516,532.56 is: 68,330,189.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,693,552.80 : 119,632,506.60 = 49,516,532.56 : x
  2. Step 2: Convert to fraction form
    86,693,552.80/119,632,506.60 = 49,516,532.56/x
  3. Step 3: Cross multiply
    86,693,552.80x = 119,632,506.60 × 49,516,532.56
  4. Step 4: Simplify right side
    86,693,552.80x = 5,923,786,908,293,315
  5. Step 5: Solve for x
    x = 5,923,786,908,293,315/86,693,552.80
  6. Step 6: Final answer
    x = 68,330,189.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.