Home / 199,723,609,006.67-299,555,143,609.30-54,357,234,767.73

Finding the Fourth Proportional to 199,723,609,006.67, 299,555,143,609.30 and 54,357,234,767.73

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Solution

The fourth proportional to 199,723,609,006.67, 299,555,143,609.30 and 54,357,234,767.73 is: 81,527,613,826.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,723,609,006.67 : 299,555,143,609.30 = 54,357,234,767.73 : x
  2. Step 2: Convert to fraction form
    199,723,609,006.67/299,555,143,609.30 = 54,357,234,767.73/x
  3. Step 3: Cross multiply
    199,723,609,006.67x = 299,555,143,609.30 × 54,357,234,767.73
  4. Step 4: Simplify right side
    199,723,609,006.67x = 16,282,989,267,050,295,197,696
  5. Step 5: Solve for x
    x = 16,282,989,267,050,295,197,696/199,723,609,006.67
  6. Step 6: Final answer
    x = 81,527,613,826.10

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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.