Home / 90,504,864.04-135,757,984.38-25,808,613.64

Finding the Fourth Proportional to 90,504,864.04, 135,757,984.38 and 25,808,613.64

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Solution

The fourth proportional to 90,504,864.04, 135,757,984.38 and 25,808,613.64 is: 38,713,116.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,504,864.04 : 135,757,984.38 = 25,808,613.64 : x
  2. Step 2: Convert to fraction form
    90,504,864.04/135,757,984.38 = 25,808,613.64/x
  3. Step 3: Cross multiply
    90,504,864.04x = 135,757,984.38 × 25,808,613.64
  4. Step 4: Simplify right side
    90,504,864.04x = 3,503,725,367,408,575
  5. Step 5: Solve for x
    x = 3,503,725,367,408,575/90,504,864.04
  6. Step 6: Final answer
    x = 38,713,116.74

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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.