Home / 324,329,486,736.93-486,153,678,707.17-109,123,315,217.69

Finding the Fourth Proportional to 324,329,486,736.93, 486,153,678,707.17 and 109,123,315,217.69

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Solution

The fourth proportional to 324,329,486,736.93, 486,153,678,707.17 and 109,123,315,217.69 is: 163,570,391,516.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,329,486,736.93 : 486,153,678,707.17 = 109,123,315,217.69 : x
  2. Step 2: Convert to fraction form
    324,329,486,736.93/486,153,678,707.17 = 109,123,315,217.69/x
  3. Step 3: Cross multiply
    324,329,486,736.93x = 486,153,678,707.17 × 109,123,315,217.69
  4. Step 4: Simplify right side
    324,329,486,736.93x = 53,050,701,125,802,096,852,992
  5. Step 5: Solve for x
    x = 53,050,701,125,802,096,852,992/324,329,486,736.93
  6. Step 6: Final answer
    x = 163,570,391,516.18

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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.