Home / 129,024,403.20-193,553,193.60-64,361,260.80

Finding the Fourth Proportional to 129,024,403.20, 193,553,193.60 and 64,361,260.80

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Solution

The fourth proportional to 129,024,403.20, 193,553,193.60 and 64,361,260.80 is: 96,550,166.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,024,403.20 : 193,553,193.60 = 64,361,260.80 : x
  2. Step 2: Convert to fraction form
    129,024,403.20/193,553,193.60 = 64,361,260.80/x
  3. Step 3: Cross multiply
    129,024,403.20x = 193,553,193.60 × 64,361,260.80
  4. Step 4: Simplify right side
    129,024,403.20x = 12,457,327,571,962,490
  5. Step 5: Solve for x
    x = 12,457,327,571,962,490/129,024,403.20
  6. Step 6: Final answer
    x = 96,550,166.19

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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.