Home / 186,771,321.60-280,198,972.80-110,054,860.80

Finding the Fourth Proportional to 186,771,321.60, 280,198,972.80 and 110,054,860.80

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Solution

The fourth proportional to 186,771,321.60, 280,198,972.80 and 110,054,860.80 is: 165,107,034.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,771,321.60 : 280,198,972.80 = 110,054,860.80 : x
  2. Step 2: Convert to fraction form
    186,771,321.60/280,198,972.80 = 110,054,860.80/x
  3. Step 3: Cross multiply
    186,771,321.60x = 280,198,972.80 × 110,054,860.80
  4. Step 4: Simplify right side
    186,771,321.60x = 30,837,258,947,806,988
  5. Step 5: Solve for x
    x = 30,837,258,947,806,988/186,771,321.60
  6. Step 6: Final answer
    x = 165,107,034.01

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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.