Home / 209,952,844.80-314,929,267.20-188,789,683.20

Finding the Fourth Proportional to 209,952,844.80, 314,929,267.20 and 188,789,683.20

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Solution

The fourth proportional to 209,952,844.80, 314,929,267.20 and 188,789,683.20 is: 283,184,524.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,844.80 : 314,929,267.20 = 188,789,683.20 : x
  2. Step 2: Convert to fraction form
    209,952,844.80/314,929,267.20 = 188,789,683.20/x
  3. Step 3: Cross multiply
    209,952,844.80x = 314,929,267.20 × 188,789,683.20
  4. Step 4: Simplify right side
    209,952,844.80x = 59,455,396,585,096,144
  5. Step 5: Solve for x
    x = 59,455,396,585,096,144/209,952,844.80
  6. Step 6: Final answer
    x = 283,184,524.80

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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.