Home / 260,760,388,614.15-391,140,582,921.22-74,645,498,886.15

Finding the Fourth Proportional to 260,760,388,614.15, 391,140,582,921.22 and 74,645,498,886.15

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Solution

The fourth proportional to 260,760,388,614.15, 391,140,582,921.22 and 74,645,498,886.15 is: 111,968,248,329.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,760,388,614.15 : 391,140,582,921.22 = 74,645,498,886.15 : x
  2. Step 2: Convert to fraction form
    260,760,388,614.15/391,140,582,921.22 = 74,645,498,886.15/x
  3. Step 3: Cross multiply
    260,760,388,614.15x = 391,140,582,921.22 × 74,645,498,886.15
  4. Step 4: Simplify right side
    260,760,388,614.15x = 29,196,883,946,773,986,410,496
  5. Step 5: Solve for x
    x = 29,196,883,946,773,986,410,496/260,760,388,614.15
  6. Step 6: Final answer
    x = 111,968,248,329.22

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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.