Home / 10,265,218,526.44-15,399,566,118.78-3,540,534,508.36

Finding the Fourth Proportional to 10,265,218,526.44, 15,399,566,118.78 and 3,540,534,508.36

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Solution

The fourth proportional to 10,265,218,526.44, 15,399,566,118.78 and 3,540,534,508.36 is: 5,311,401,322.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,265,218,526.44 : 15,399,566,118.78 = 3,540,534,508.36 : x
  2. Step 2: Convert to fraction form
    10,265,218,526.44/15,399,566,118.78 = 3,540,534,508.36/x
  3. Step 3: Cross multiply
    10,265,218,526.44x = 15,399,566,118.78 × 3,540,534,508.36
  4. Step 4: Simplify right side
    10,265,218,526.44x = 54,522,695,257,312,067,584
  5. Step 5: Solve for x
    x = 54,522,695,257,312,067,584/10,265,218,526.44
  6. Step 6: Final answer
    x = 5,311,401,322.52

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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.