Home / 83,860,085.92-125,820,396.42-29,280,712.36

Finding the Fourth Proportional to 83,860,085.92, 125,820,396.42 and 29,280,712.36

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Solution

The fourth proportional to 83,860,085.92, 125,820,396.42 and 29,280,712.36 is: 43,931,636.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,860,085.92 : 125,820,396.42 = 29,280,712.36 : x
  2. Step 2: Convert to fraction form
    83,860,085.92/125,820,396.42 = 29,280,712.36/x
  3. Step 3: Cross multiply
    83,860,085.92x = 125,820,396.42 × 29,280,712.36
  4. Step 4: Simplify right side
    83,860,085.92x = 3,684,110,836,595,193.50
  5. Step 5: Solve for x
    x = 3,684,110,836,595,193.50/83,860,085.92
  6. Step 6: Final answer
    x = 43,931,636.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.