Home / 13,649,067,125.80-20,473,600,688.70-6,658,279,635.40

Finding the Fourth Proportional to 13,649,067,125.80, 20,473,600,688.70 and 6,658,279,635.40

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Solution

The fourth proportional to 13,649,067,125.80, 20,473,600,688.70 and 6,658,279,635.40 is: 9,987,419,453.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,649,067,125.80 : 20,473,600,688.70 = 6,658,279,635.40 : x
  2. Step 2: Convert to fraction form
    13,649,067,125.80/20,473,600,688.70 = 6,658,279,635.40/x
  3. Step 3: Cross multiply
    13,649,067,125.80x = 20,473,600,688.70 × 6,658,279,635.40
  4. Step 4: Simplify right side
    13,649,067,125.80x = 136,318,958,528,882,622,464
  5. Step 5: Solve for x
    x = 136,318,958,528,882,622,464/13,649,067,125.80
  6. Step 6: Final answer
    x = 9,987,419,453.10

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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.