Home / 8,145,655,561.80-12,213,482,882.22-3,165,562,565.64

Finding the Fourth Proportional to 8,145,655,561.80, 12,213,482,882.22 and 3,165,562,565.64

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Solution

The fourth proportional to 8,145,655,561.80, 12,213,482,882.22 and 3,165,562,565.64 is: 4,746,400,570.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,145,655,561.80 : 12,213,482,882.22 = 3,165,562,565.64 : x
  2. Step 2: Convert to fraction form
    8,145,655,561.80/12,213,482,882.22 = 3,165,562,565.64/x
  3. Step 3: Cross multiply
    8,145,655,561.80x = 12,213,482,882.22 × 3,165,562,565.64
  4. Step 4: Simplify right side
    8,145,655,561.80x = 38,662,544,208,040,558,592
  5. Step 5: Solve for x
    x = 38,662,544,208,040,558,592/8,145,655,561.80
  6. Step 6: Final answer
    x = 4,746,400,570.80

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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.