Home / 82,907,763.60-124,361,645.40-65,589,056.40

Finding the Fourth Proportional to 82,907,763.60, 124,361,645.40 and 65,589,056.40

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Solution

The fourth proportional to 82,907,763.60, 124,361,645.40 and 65,589,056.40 is: 98,383,584.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,907,763.60 : 124,361,645.40 = 65,589,056.40 : x
  2. Step 2: Convert to fraction form
    82,907,763.60/124,361,645.40 = 65,589,056.40/x
  3. Step 3: Cross multiply
    82,907,763.60x = 124,361,645.40 × 65,589,056.40
  4. Step 4: Simplify right side
    82,907,763.60x = 8,156,762,974,137,401
  5. Step 5: Solve for x
    x = 8,156,762,974,137,401/82,907,763.60
  6. Step 6: Final answer
    x = 98,383,584.60

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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.