Home / 26,873,920,012.80-40,310,880,019.20-20,343,573,004.80

Finding the Fourth Proportional to 26,873,920,012.80, 40,310,880,019.20 and 20,343,573,004.80

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Solution

The fourth proportional to 26,873,920,012.80, 40,310,880,019.20 and 20,343,573,004.80 is: 30,515,359,507.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,873,920,012.80 : 40,310,880,019.20 = 20,343,573,004.80 : x
  2. Step 2: Convert to fraction form
    26,873,920,012.80/40,310,880,019.20 = 20,343,573,004.80/x
  3. Step 3: Cross multiply
    26,873,920,012.80x = 40,310,880,019.20 × 20,343,573,004.80
  4. Step 4: Simplify right side
    26,873,920,012.80x = 820,067,330,558,328,700,928
  5. Step 5: Solve for x
    x = 820,067,330,558,328,700,928/26,873,920,012.80
  6. Step 6: Final answer
    x = 30,515,359,507.20

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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.