Home / 83,103,083.85-114,680,255.35-45,424,557.03

Finding the Fourth Proportional to 83,103,083.85, 114,680,255.35 and 45,424,557.03

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Solution

The fourth proportional to 83,103,083.85, 114,680,255.35 and 45,424,557.03 is: 62,684,795.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,103,083.85 : 114,680,255.35 = 45,424,557.03 : x
  2. Step 2: Convert to fraction form
    83,103,083.85/114,680,255.35 = 45,424,557.03/x
  3. Step 3: Cross multiply
    83,103,083.85x = 114,680,255.35 × 45,424,557.03
  4. Step 4: Simplify right side
    83,103,083.85x = 5,209,299,799,361,037
  5. Step 5: Solve for x
    x = 5,209,299,799,361,037/83,103,083.85
  6. Step 6: Final answer
    x = 62,684,795.29

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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.