Home / 185,747,239.80-278,620,859.70-124,525,236.60

Finding the Fourth Proportional to 185,747,239.80, 278,620,859.70 and 124,525,236.60

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Solution

The fourth proportional to 185,747,239.80, 278,620,859.70 and 124,525,236.60 is: 186,787,854.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,747,239.80 : 278,620,859.70 = 124,525,236.60 : x
  2. Step 2: Convert to fraction form
    185,747,239.80/278,620,859.70 = 124,525,236.60/x
  3. Step 3: Cross multiply
    185,747,239.80x = 278,620,859.70 × 124,525,236.60
  4. Step 4: Simplify right side
    185,747,239.80x = 34,695,328,475,837,900
  5. Step 5: Solve for x
    x = 34,695,328,475,837,900/185,747,239.80
  6. Step 6: Final answer
    x = 186,787,854.90

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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.