Home / 31,774,660,446.96-43,849,029,338.28-18,416,401,986.24

Finding the Fourth Proportional to 31,774,660,446.96, 43,849,029,338.28 and 18,416,401,986.24

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Solution

The fourth proportional to 31,774,660,446.96, 43,849,029,338.28 and 18,416,401,986.24 is: 25,414,633,536.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,774,660,446.96 : 43,849,029,338.28 = 18,416,401,986.24 : x
  2. Step 2: Convert to fraction form
    31,774,660,446.96/43,849,029,338.28 = 18,416,401,986.24/x
  3. Step 3: Cross multiply
    31,774,660,446.96x = 43,849,029,338.28 × 18,416,401,986.24
  4. Step 4: Simplify right side
    31,774,660,446.96x = 807,541,351,000,195,858,432
  5. Step 5: Solve for x
    x = 807,541,351,000,195,858,432/31,774,660,446.96
  6. Step 6: Final answer
    x = 25,414,633,536.31

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.