Home / 104,416,349.60-156,624,524.40-77,542,493.60

Finding the Fourth Proportional to 104,416,349.60, 156,624,524.40 and 77,542,493.60

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Solution

The fourth proportional to 104,416,349.60, 156,624,524.40 and 77,542,493.60 is: 116,313,740.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,416,349.60 : 156,624,524.40 = 77,542,493.60 : x
  2. Step 2: Convert to fraction form
    104,416,349.60/156,624,524.40 = 77,542,493.60/x
  3. Step 3: Cross multiply
    104,416,349.60x = 156,624,524.40 × 77,542,493.60
  4. Step 4: Simplify right side
    104,416,349.60x = 12,145,056,180,890,044
  5. Step 5: Solve for x
    x = 12,145,056,180,890,044/104,416,349.60
  6. Step 6: Final answer
    x = 116,313,740.40

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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.