Home / 186,792,031.20-280,188,046.80-118,935,544.80

Finding the Fourth Proportional to 186,792,031.20, 280,188,046.80 and 118,935,544.80

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Solution

The fourth proportional to 186,792,031.20, 280,188,046.80 and 118,935,544.80 is: 178,403,317.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,792,031.20 : 280,188,046.80 = 118,935,544.80 : x
  2. Step 2: Convert to fraction form
    186,792,031.20/280,188,046.80 = 118,935,544.80/x
  3. Step 3: Cross multiply
    186,792,031.20x = 280,188,046.80 × 118,935,544.80
  4. Step 4: Simplify right side
    186,792,031.20x = 33,324,317,992,605,896
  5. Step 5: Solve for x
    x = 33,324,317,992,605,896/186,792,031.20
  6. Step 6: Final answer
    x = 178,403,317.20

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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.