Home / 83,906,801,612.42-115,812,930,348.56-54,649,120,110.50

Finding the Fourth Proportional to 83,906,801,612.42, 115,812,930,348.56 and 54,649,120,110.50

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Solution

The fourth proportional to 83,906,801,612.42, 115,812,930,348.56 and 54,649,120,110.50 is: 75,429,817,599.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,906,801,612.42 : 115,812,930,348.56 = 54,649,120,110.50 : x
  2. Step 2: Convert to fraction form
    83,906,801,612.42/115,812,930,348.56 = 54,649,120,110.50/x
  3. Step 3: Cross multiply
    83,906,801,612.42x = 115,812,930,348.56 × 54,649,120,110.50
  4. Step 4: Simplify right side
    83,906,801,612.42x = 6,329,074,740,967,773,306,880
  5. Step 5: Solve for x
    x = 6,329,074,740,967,773,306,880/83,906,801,612.42
  6. Step 6: Final answer
    x = 75,429,817,599.33

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