Home / 383,270,289.60-574,695,482.40-188,753,960.64

Finding the Fourth Proportional to 383,270,289.60, 574,695,482.40 and 188,753,960.64

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Solution

The fourth proportional to 383,270,289.60, 574,695,482.40 and 188,753,960.64 is: 283,027,543.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,270,289.60 : 574,695,482.40 = 188,753,960.64 : x
  2. Step 2: Convert to fraction form
    383,270,289.60/574,695,482.40 = 188,753,960.64/x
  3. Step 3: Cross multiply
    383,270,289.60x = 574,695,482.40 × 188,753,960.64
  4. Step 4: Simplify right side
    383,270,289.60x = 108,476,048,464,915,408
  5. Step 5: Solve for x
    x = 108,476,048,464,915,408/383,270,289.60
  6. Step 6: Final answer
    x = 283,027,543.25

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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.