Home / 79,323,161.92-118,990,208.88-33,218,610.40

Finding the Fourth Proportional to 79,323,161.92, 118,990,208.88 and 33,218,610.40

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Solution

The fourth proportional to 79,323,161.92, 118,990,208.88 and 33,218,610.40 is: 49,830,204.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,323,161.92 : 118,990,208.88 = 33,218,610.40 : x
  2. Step 2: Convert to fraction form
    79,323,161.92/118,990,208.88 = 33,218,610.40/x
  3. Step 3: Cross multiply
    79,323,161.92x = 118,990,208.88 × 33,218,610.40
  4. Step 4: Simplify right side
    79,323,161.92x = 3,952,689,390,199,340
  5. Step 5: Solve for x
    x = 3,952,689,390,199,340/79,323,161.92
  6. Step 6: Final answer
    x = 49,830,204.63

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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.