Home / 132,879,794.80-199,319,692.20-131,983,999.60

Finding the Fourth Proportional to 132,879,794.80, 199,319,692.20 and 131,983,999.60

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Solution

The fourth proportional to 132,879,794.80, 199,319,692.20 and 131,983,999.60 is: 197,975,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,879,794.80 : 199,319,692.20 = 131,983,999.60 : x
  2. Step 2: Convert to fraction form
    132,879,794.80/199,319,692.20 = 131,983,999.60/x
  3. Step 3: Cross multiply
    132,879,794.80x = 199,319,692.20 × 131,983,999.60
  4. Step 4: Simplify right side
    132,879,794.80x = 26,307,010,175,596,920
  5. Step 5: Solve for x
    x = 26,307,010,175,596,920/132,879,794.80
  6. Step 6: Final answer
    x = 197,975,999.40

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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.