Home / 103,493,185.60-155,239,778.40-88,105,016.20

Finding the Fourth Proportional to 103,493,185.60, 155,239,778.40 and 88,105,016.20

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Solution

The fourth proportional to 103,493,185.60, 155,239,778.40 and 88,105,016.20 is: 132,157,524.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,493,185.60 : 155,239,778.40 = 88,105,016.20 : x
  2. Step 2: Convert to fraction form
    103,493,185.60/155,239,778.40 = 88,105,016.20/x
  3. Step 3: Cross multiply
    103,493,185.60x = 155,239,778.40 × 88,105,016.20
  4. Step 4: Simplify right side
    103,493,185.60x = 13,677,403,190,816,412
  5. Step 5: Solve for x
    x = 13,677,403,190,816,412/103,493,185.60
  6. Step 6: Final answer
    x = 132,157,524.30

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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.