Home / 222,445,902.80-333,668,854.20-213,375,976.40

Finding the Fourth Proportional to 222,445,902.80, 333,668,854.20 and 213,375,976.40

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Solution

The fourth proportional to 222,445,902.80, 333,668,854.20 and 213,375,976.40 is: 320,063,964.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,445,902.80 : 333,668,854.20 = 213,375,976.40 : x
  2. Step 2: Convert to fraction form
    222,445,902.80/333,668,854.20 = 213,375,976.40/x
  3. Step 3: Cross multiply
    222,445,902.80x = 333,668,854.20 × 213,375,976.40
  4. Step 4: Simplify right side
    222,445,902.80x = 71,196,917,559,194,240
  5. Step 5: Solve for x
    x = 71,196,917,559,194,240/222,445,902.80
  6. Step 6: Final answer
    x = 320,063,964.60

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1.5x scale

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.