Home / 86,452,640.20-119,305,584.57-47,293,575.94

Finding the Fourth Proportional to 86,452,640.20, 119,305,584.57 and 47,293,575.94

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Solution

The fourth proportional to 86,452,640.20, 119,305,584.57 and 47,293,575.94 is: 65,265,649.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,452,640.20 : 119,305,584.57 = 47,293,575.94 : x
  2. Step 2: Convert to fraction form
    86,452,640.20/119,305,584.57 = 47,293,575.94/x
  3. Step 3: Cross multiply
    86,452,640.20x = 119,305,584.57 × 47,293,575.94
  4. Step 4: Simplify right side
    86,452,640.20x = 5,642,387,723,927,387
  5. Step 5: Solve for x
    x = 5,642,387,723,927,387/86,452,640.20
  6. Step 6: Final answer
    x = 65,265,649.62

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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.