Home / 136,729,794.80-205,094,692.20-131,952,220.40

Finding the Fourth Proportional to 136,729,794.80, 205,094,692.20 and 131,952,220.40

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Solution

The fourth proportional to 136,729,794.80, 205,094,692.20 and 131,952,220.40 is: 197,928,330.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,729,794.80 : 205,094,692.20 = 131,952,220.40 : x
  2. Step 2: Convert to fraction form
    136,729,794.80/205,094,692.20 = 131,952,220.40/x
  3. Step 3: Cross multiply
    136,729,794.80x = 205,094,692.20 × 131,952,220.40
  4. Step 4: Simplify right side
    136,729,794.80x = 27,062,700,028,044,560
  5. Step 5: Solve for x
    x = 27,062,700,028,044,560/136,729,794.80
  6. Step 6: Final answer
    x = 197,928,330.60

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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.