Home / 79,323,160.92-118,990,207.38-33,218,609.40

Finding the Fourth Proportional to 79,323,160.92, 118,990,207.38 and 33,218,609.40

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Solution

The fourth proportional to 79,323,160.92, 118,990,207.38 and 33,218,609.40 is: 49,830,203.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,323,160.92 : 118,990,207.38 = 33,218,609.40 : x
  2. Step 2: Convert to fraction form
    79,323,160.92/118,990,207.38 = 33,218,609.40/x
  3. Step 3: Cross multiply
    79,323,160.92x = 118,990,207.38 × 33,218,609.40
  4. Step 4: Simplify right side
    79,323,160.92x = 3,952,689,221,381,217
  5. Step 5: Solve for x
    x = 3,952,689,221,381,217/79,323,160.92
  6. Step 6: Final answer
    x = 49,830,203.13

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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.