Home / 83,943,535.66-115,842,314.16-48,668,195.86

Finding the Fourth Proportional to 83,943,535.66, 115,842,314.16 and 48,668,195.86

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Solution

The fourth proportional to 83,943,535.66, 115,842,314.16 and 48,668,195.86 is: 67,162,246.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,943,535.66 : 115,842,314.16 = 48,668,195.86 : x
  2. Step 2: Convert to fraction form
    83,943,535.66/115,842,314.16 = 48,668,195.86/x
  3. Step 3: Cross multiply
    83,943,535.66x = 115,842,314.16 × 48,668,195.86
  4. Step 4: Simplify right side
    83,943,535.66x = 5,637,836,434,414,531
  5. Step 5: Solve for x
    x = 5,637,836,434,414,531/83,943,535.66
  6. Step 6: Final answer
    x = 67,162,246.50

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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.