Home / 185,786,171.80-278,679,257.70-124,564,168.60

Finding the Fourth Proportional to 185,786,171.80, 278,679,257.70 and 124,564,168.60

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Solution

The fourth proportional to 185,786,171.80, 278,679,257.70 and 124,564,168.60 is: 186,846,252.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,786,171.80 : 278,679,257.70 = 124,564,168.60 : x
  2. Step 2: Convert to fraction form
    185,786,171.80/278,679,257.70 = 124,564,168.60/x
  3. Step 3: Cross multiply
    185,786,171.80x = 278,679,257.70 × 124,564,168.60
  4. Step 4: Simplify right side
    185,786,171.80x = 34,713,450,041,465,644
  5. Step 5: Solve for x
    x = 34,713,450,041,465,644/185,786,171.80
  6. Step 6: Final answer
    x = 186,846,252.90

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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.