Home / 161,703,847.20-242,555,770.80-64,706,023.20

Finding the Fourth Proportional to 161,703,847.20, 242,555,770.80 and 64,706,023.20

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Solution

The fourth proportional to 161,703,847.20, 242,555,770.80 and 64,706,023.20 is: 97,059,034.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,703,847.20 : 242,555,770.80 = 64,706,023.20 : x
  2. Step 2: Convert to fraction form
    161,703,847.20/242,555,770.80 = 64,706,023.20/x
  3. Step 3: Cross multiply
    161,703,847.20x = 242,555,770.80 × 64,706,023.20
  4. Step 4: Simplify right side
    161,703,847.20x = 15,694,819,332,678,684
  5. Step 5: Solve for x
    x = 15,694,819,332,678,684/161,703,847.20
  6. Step 6: Final answer
    x = 97,059,034.80

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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.