Home / 220,038,354.90-303,268,565.97-161,175,920.58

Finding the Fourth Proportional to 220,038,354.90, 303,268,565.97 and 161,175,920.58

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Solution

The fourth proportional to 220,038,354.90, 303,268,565.97 and 161,175,920.58 is: 222,141,227.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,038,354.90 : 303,268,565.97 = 161,175,920.58 : x
  2. Step 2: Convert to fraction form
    220,038,354.90/303,268,565.97 = 161,175,920.58/x
  3. Step 3: Cross multiply
    220,038,354.90x = 303,268,565.97 × 161,175,920.58
  4. Step 4: Simplify right side
    220,038,354.90x = 48,879,590,303,191,216
  5. Step 5: Solve for x
    x = 48,879,590,303,191,216/220,038,354.90
  6. Step 6: Final answer
    x = 222,141,227.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.