Home / 109,297,348.39-163,845,132.22-54,662,391.55

Finding the Fourth Proportional to 109,297,348.39, 163,845,132.22 and 54,662,391.55

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Solution

The fourth proportional to 109,297,348.39, 163,845,132.22 and 54,662,391.55 is: 81,943,129.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,297,348.39 : 163,845,132.22 = 54,662,391.55 : x
  2. Step 2: Convert to fraction form
    109,297,348.39/163,845,132.22 = 54,662,391.55/x
  3. Step 3: Cross multiply
    109,297,348.39x = 163,845,132.22 × 54,662,391.55
  4. Step 4: Simplify right side
    109,297,348.39x = 8,956,166,769,878,624
  5. Step 5: Solve for x
    x = 8,956,166,769,878,624/109,297,348.39
  6. Step 6: Final answer
    x = 81,943,129.47

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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.