Home / 219,024,605.20-328,536,907.80-132,860,304.40

Finding the Fourth Proportional to 219,024,605.20, 328,536,907.80 and 132,860,304.40

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Solution

The fourth proportional to 219,024,605.20, 328,536,907.80 and 132,860,304.40 is: 199,290,456.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,024,605.20 : 328,536,907.80 = 132,860,304.40 : x
  2. Step 2: Convert to fraction form
    219,024,605.20/328,536,907.80 = 132,860,304.40/x
  3. Step 3: Cross multiply
    219,024,605.20x = 328,536,907.80 × 132,860,304.40
  4. Step 4: Simplify right side
    219,024,605.20x = 43,649,513,576,942,736
  5. Step 5: Solve for x
    x = 43,649,513,576,942,736/219,024,605.20
  6. Step 6: Final answer
    x = 199,290,456.60

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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.