Home / 18,358,941,449.20-27,545,214,618.60-7,325,375,983.60

Finding the Fourth Proportional to 18,358,941,449.20, 27,545,214,618.60 and 7,325,375,983.60

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Solution

The fourth proportional to 18,358,941,449.20, 27,545,214,618.60 and 7,325,375,983.60 is: 10,990,778,209.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,358,941,449.20 : 27,545,214,618.60 = 7,325,375,983.60 : x
  2. Step 2: Convert to fraction form
    18,358,941,449.20/27,545,214,618.60 = 7,325,375,983.60/x
  3. Step 3: Cross multiply
    18,358,941,449.20x = 27,545,214,618.60 × 7,325,375,983.60
  4. Step 4: Simplify right side
    18,358,941,449.20x = 201,779,053,630,200,086,528
  5. Step 5: Solve for x
    x = 201,779,053,630,200,086,528/18,358,941,449.20
  6. Step 6: Final answer
    x = 10,990,778,209.55

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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.