Home / 76,734,636.85-105,895,223.90-41,929,581.61

Finding the Fourth Proportional to 76,734,636.85, 105,895,223.90 and 41,929,581.61

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Solution

The fourth proportional to 76,734,636.85, 105,895,223.90 and 41,929,581.61 is: 57,863,601.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,734,636.85 : 105,895,223.90 = 41,929,581.61 : x
  2. Step 2: Convert to fraction form
    76,734,636.85/105,895,223.90 = 41,929,581.61/x
  3. Step 3: Cross multiply
    76,734,636.85x = 105,895,223.90 × 41,929,581.61
  4. Step 4: Simplify right side
    76,734,636.85x = 4,440,142,432,464,358.50
  5. Step 5: Solve for x
    x = 4,440,142,432,464,358.50/76,734,636.85
  6. Step 6: Final answer
    x = 57,863,601.30

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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.