Home / 664,902,003.60-997,353,005.40-180,227,811.60

Finding the Fourth Proportional to 664,902,003.60, 997,353,005.40 and 180,227,811.60

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Solution

The fourth proportional to 664,902,003.60, 997,353,005.40 and 180,227,811.60 is: 270,341,717.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,902,003.60 : 997,353,005.40 = 180,227,811.60 : x
  2. Step 2: Convert to fraction form
    664,902,003.60/997,353,005.40 = 180,227,811.60/x
  3. Step 3: Cross multiply
    664,902,003.60x = 997,353,005.40 × 180,227,811.60
  4. Step 4: Simplify right side
    664,902,003.60x = 179,750,749,555,924,960
  5. Step 5: Solve for x
    x = 179,750,749,555,924,960/664,902,003.60
  6. Step 6: Final answer
    x = 270,341,717.40

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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.