Home / 104,976,102.60-157,464,153.90-87,969,990.60

Finding the Fourth Proportional to 104,976,102.60, 157,464,153.90 and 87,969,990.60

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Solution

The fourth proportional to 104,976,102.60, 157,464,153.90 and 87,969,990.60 is: 131,954,985.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,102.60 : 157,464,153.90 = 87,969,990.60 : x
  2. Step 2: Convert to fraction form
    104,976,102.60/157,464,153.90 = 87,969,990.60/x
  3. Step 3: Cross multiply
    104,976,102.60x = 157,464,153.90 × 87,969,990.60
  4. Step 4: Simplify right side
    104,976,102.60x = 13,852,120,138,419,952
  5. Step 5: Solve for x
    x = 13,852,120,138,419,952/104,976,102.60
  6. Step 6: Final answer
    x = 131,954,985.90

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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.