Home / 71,376,660.06-98,499,448.17-40,436,756.34

Finding the Fourth Proportional to 71,376,660.06, 98,499,448.17 and 40,436,756.34

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Solution

The fourth proportional to 71,376,660.06, 98,499,448.17 and 40,436,756.34 is: 55,802,529.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,376,660.06 : 98,499,448.17 = 40,436,756.34 : x
  2. Step 2: Convert to fraction form
    71,376,660.06/98,499,448.17 = 40,436,756.34/x
  3. Step 3: Cross multiply
    71,376,660.06x = 98,499,448.17 × 40,436,756.34
  4. Step 4: Simplify right side
    71,376,660.06x = 3,982,998,185,274,749.50
  5. Step 5: Solve for x
    x = 3,982,998,185,274,749.50/71,376,660.06
  6. Step 6: Final answer
    x = 55,802,529.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.