Home / 102,267,106.46-152,840,299.25-74,659,162.20

Finding the Fourth Proportional to 102,267,106.46, 152,840,299.25 and 74,659,162.20

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Solution

The fourth proportional to 102,267,106.46, 152,840,299.25 and 74,659,162.20 is: 111,579,657.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,267,106.46 : 152,840,299.25 = 74,659,162.20 : x
  2. Step 2: Convert to fraction form
    102,267,106.46/152,840,299.25 = 74,659,162.20/x
  3. Step 3: Cross multiply
    102,267,106.46x = 152,840,299.25 × 74,659,162.20
  4. Step 4: Simplify right side
    102,267,106.46x = 11,410,928,692,015,786
  5. Step 5: Solve for x
    x = 11,410,928,692,015,786/102,267,106.46
  6. Step 6: Final answer
    x = 111,579,657.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.