Home / 21,719,772,111.80-32,579,658,167.70-8,633,568,927.80

Finding the Fourth Proportional to 21,719,772,111.80, 32,579,658,167.70 and 8,633,568,927.80

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Solution

The fourth proportional to 21,719,772,111.80, 32,579,658,167.70 and 8,633,568,927.80 is: 12,950,353,391.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,719,772,111.80 : 32,579,658,167.70 = 8,633,568,927.80 : x
  2. Step 2: Convert to fraction form
    21,719,772,111.80/32,579,658,167.70 = 8,633,568,927.80/x
  3. Step 3: Cross multiply
    21,719,772,111.80x = 32,579,658,167.70 × 8,633,568,927.80
  4. Step 4: Simplify right side
    21,719,772,111.80x = 281,278,724,435,000,197,120
  5. Step 5: Solve for x
    x = 281,278,724,435,000,197,120/21,719,772,111.80
  6. Step 6: Final answer
    x = 12,950,353,391.70

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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.