Home / 132,950,133.20-199,440,751.80-42,082,907.60

Finding the Fourth Proportional to 132,950,133.20, 199,440,751.80 and 42,082,907.60

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Solution

The fourth proportional to 132,950,133.20, 199,440,751.80 and 42,082,907.60 is: 63,129,284.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,950,133.20 : 199,440,751.80 = 42,082,907.60 : x
  2. Step 2: Convert to fraction form
    132,950,133.20/199,440,751.80 = 42,082,907.60/x
  3. Step 3: Cross multiply
    132,950,133.20x = 199,440,751.80 × 42,082,907.60
  4. Step 4: Simplify right side
    132,950,133.20x = 8,393,046,729,673,934
  5. Step 5: Solve for x
    x = 8,393,046,729,673,934/132,950,133.20
  6. Step 6: Final answer
    x = 63,129,284.10

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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.