Home / 122,364,408.80-183,546,613.20-54,134,674.40

Finding the Fourth Proportional to 122,364,408.80, 183,546,613.20 and 54,134,674.40

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Solution

The fourth proportional to 122,364,408.80, 183,546,613.20 and 54,134,674.40 is: 81,202,011.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,364,408.80 : 183,546,613.20 = 54,134,674.40 : x
  2. Step 2: Convert to fraction form
    122,364,408.80/183,546,613.20 = 54,134,674.40/x
  3. Step 3: Cross multiply
    122,364,408.80x = 183,546,613.20 × 54,134,674.40
  4. Step 4: Simplify right side
    122,364,408.80x = 9,936,236,142,804,742
  5. Step 5: Solve for x
    x = 9,936,236,142,804,742/122,364,408.80
  6. Step 6: Final answer
    x = 81,202,011.60

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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.