Home / 79,323,168.60-118,990,218.88-33,218,617.06

Finding the Fourth Proportional to 79,323,168.60, 118,990,218.88 and 33,218,617.06

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Solution

The fourth proportional to 79,323,168.60, 118,990,218.88 and 33,218,617.06 is: 49,830,214.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,323,168.60 : 118,990,218.88 = 33,218,617.06 : x
  2. Step 2: Convert to fraction form
    79,323,168.60/118,990,218.88 = 33,218,617.06/x
  3. Step 3: Cross multiply
    79,323,168.60x = 118,990,218.88 × 33,218,617.06
  4. Step 4: Simplify right side
    79,323,168.60x = 3,952,690,514,860,302
  5. Step 5: Solve for x
    x = 3,952,690,514,860,302/79,323,168.60
  6. Step 6: Final answer
    x = 49,830,214.61

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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.