Home / 31,326,720,301.20-46,990,080,451.80-10,647,288,109.20

Finding the Fourth Proportional to 31,326,720,301.20, 46,990,080,451.80 and 10,647,288,109.20

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Solution

The fourth proportional to 31,326,720,301.20, 46,990,080,451.80 and 10,647,288,109.20 is: 15,970,932,163.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,326,720,301.20 : 46,990,080,451.80 = 10,647,288,109.20 : x
  2. Step 2: Convert to fraction form
    31,326,720,301.20/46,990,080,451.80 = 10,647,288,109.20/x
  3. Step 3: Cross multiply
    31,326,720,301.20x = 46,990,080,451.80 × 10,647,288,109.20
  4. Step 4: Simplify right side
    31,326,720,301.20x = 500,316,924,844,801,589,248
  5. Step 5: Solve for x
    x = 500,316,924,844,801,589,248/31,326,720,301.20
  6. Step 6: Final answer
    x = 15,970,932,163.80

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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.