Home / 200,405,764.60-300,608,646.90-132,325,329.40

Finding the Fourth Proportional to 200,405,764.60, 300,608,646.90 and 132,325,329.40

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Solution

The fourth proportional to 200,405,764.60, 300,608,646.90 and 132,325,329.40 is: 198,487,994.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,405,764.60 : 300,608,646.90 = 132,325,329.40 : x
  2. Step 2: Convert to fraction form
    200,405,764.60/300,608,646.90 = 132,325,329.40/x
  3. Step 3: Cross multiply
    200,405,764.60x = 300,608,646.90 × 132,325,329.40
  4. Step 4: Simplify right side
    200,405,764.60x = 39,778,138,221,530,784
  5. Step 5: Solve for x
    x = 39,778,138,221,530,784/200,405,764.60
  6. Step 6: Final answer
    x = 198,487,994.10

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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.