Home / 204,506,260-306,765,688.56-89,431,568.80

Finding the Fourth Proportional to 204,506,260, 306,765,688.56 and 89,431,568.80

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Solution

The fourth proportional to 204,506,260, 306,765,688.56 and 89,431,568.80 is: 134,150,107.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,506,260 : 306,765,688.56 = 89,431,568.80 : x
  2. Step 2: Convert to fraction form
    204,506,260/306,765,688.56 = 89,431,568.80/x
  3. Step 3: Cross multiply
    204,506,260x = 306,765,688.56 × 89,431,568.80
  4. Step 4: Simplify right side
    204,506,260x = 27,434,536,781,933,012
  5. Step 5: Solve for x
    x = 27,434,536,781,933,012/204,506,260
  6. Step 6: Final answer
    x = 134,150,107.59

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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.