Home / 98,016,045.20-147,024,067.80-93,313,120.40

Finding the Fourth Proportional to 98,016,045.20, 147,024,067.80 and 93,313,120.40

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Solution

The fourth proportional to 98,016,045.20, 147,024,067.80 and 93,313,120.40 is: 139,969,680.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,016,045.20 : 147,024,067.80 = 93,313,120.40 : x
  2. Step 2: Convert to fraction form
    98,016,045.20/147,024,067.80 = 93,313,120.40/x
  3. Step 3: Cross multiply
    98,016,045.20x = 147,024,067.80 × 93,313,120.40
  4. Step 4: Simplify right side
    98,016,045.20x = 13,719,274,540,319,166
  5. Step 5: Solve for x
    x = 13,719,274,540,319,166/98,016,045.20
  6. Step 6: Final answer
    x = 139,969,680.60

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1.5x scale

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.