Home / 104,976,015.40-157,464,023.10-47,470,162.60

Finding the Fourth Proportional to 104,976,015.40, 157,464,023.10 and 47,470,162.60

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Solution

The fourth proportional to 104,976,015.40, 157,464,023.10 and 47,470,162.60 is: 71,205,243.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,015.40 : 157,464,023.10 = 47,470,162.60 : x
  2. Step 2: Convert to fraction form
    104,976,015.40/157,464,023.10 = 47,470,162.60/x
  3. Step 3: Cross multiply
    104,976,015.40x = 157,464,023.10 × 47,470,162.60
  4. Step 4: Simplify right side
    104,976,015.40x = 7,474,842,780,207,156
  5. Step 5: Solve for x
    x = 7,474,842,780,207,156/104,976,015.40
  6. Step 6: Final answer
    x = 71,205,243.90

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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.