Home / 384,348,902.60-576,467,366.70-111,691,238.60

Finding the Fourth Proportional to 384,348,902.60, 576,467,366.70 and 111,691,238.60

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Solution

The fourth proportional to 384,348,902.60, 576,467,366.70 and 111,691,238.60 is: 167,520,588.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,348,902.60 : 576,467,366.70 = 111,691,238.60 : x
  2. Step 2: Convert to fraction form
    384,348,902.60/576,467,366.70 = 111,691,238.60/x
  3. Step 3: Cross multiply
    384,348,902.60x = 576,467,366.70 × 111,691,238.60
  4. Step 4: Simplify right side
    384,348,902.60x = 64,386,354,199,203,400
  5. Step 5: Solve for x
    x = 64,386,354,199,203,400/384,348,902.60
  6. Step 6: Final answer
    x = 167,520,588.10

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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.