Home / 68,586,104.60-94,727,377.89-45,169,319.68

Finding the Fourth Proportional to 68,586,104.60, 94,727,377.89 and 45,169,319.68

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Solution

The fourth proportional to 68,586,104.60, 94,727,377.89 and 45,169,319.68 is: 62,385,394.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,586,104.60 : 94,727,377.89 = 45,169,319.68 : x
  2. Step 2: Convert to fraction form
    68,586,104.60/94,727,377.89 = 45,169,319.68/x
  3. Step 3: Cross multiply
    68,586,104.60x = 94,727,377.89 × 45,169,319.68
  4. Step 4: Simplify right side
    68,586,104.60x = 4,278,771,214,361,574
  5. Step 5: Solve for x
    x = 4,278,771,214,361,574/68,586,104.60
  6. Step 6: Final answer
    x = 62,385,394.82

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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.