Home / 98,632,873.60-147,949,310.40-66,384,246.40

Finding the Fourth Proportional to 98,632,873.60, 147,949,310.40 and 66,384,246.40

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Solution

The fourth proportional to 98,632,873.60, 147,949,310.40 and 66,384,246.40 is: 99,576,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,632,873.60 : 147,949,310.40 = 66,384,246.40 : x
  2. Step 2: Convert to fraction form
    98,632,873.60/147,949,310.40 = 66,384,246.40/x
  3. Step 3: Cross multiply
    98,632,873.60x = 147,949,310.40 × 66,384,246.40
  4. Step 4: Simplify right side
    98,632,873.60x = 9,821,503,476,303,682
  5. Step 5: Solve for x
    x = 9,821,503,476,303,682/98,632,873.60
  6. Step 6: Final answer
    x = 99,576,369.60

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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.