Home / 352,192,006.80-528,288,010.20-229,748,000.40

Finding the Fourth Proportional to 352,192,006.80, 528,288,010.20 and 229,748,000.40

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Solution

The fourth proportional to 352,192,006.80, 528,288,010.20 and 229,748,000.40 is: 344,622,000.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,192,006.80 : 528,288,010.20 = 229,748,000.40 : x
  2. Step 2: Convert to fraction form
    352,192,006.80/528,288,010.20 = 229,748,000.40/x
  3. Step 3: Cross multiply
    352,192,006.80x = 528,288,010.20 × 229,748,000.40
  4. Step 4: Simplify right side
    352,192,006.80x = 121,373,113,978,744,800
  5. Step 5: Solve for x
    x = 121,373,113,978,744,800/352,192,006.80
  6. Step 6: Final answer
    x = 344,622,000.60

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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.