Home / 68,275,330.80-102,412,996.20-63,084,879.60

Finding the Fourth Proportional to 68,275,330.80, 102,412,996.20 and 63,084,879.60

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Solution

The fourth proportional to 68,275,330.80, 102,412,996.20 and 63,084,879.60 is: 94,627,319.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,275,330.80 : 102,412,996.20 = 63,084,879.60 : x
  2. Step 2: Convert to fraction form
    68,275,330.80/102,412,996.20 = 63,084,879.60/x
  3. Step 3: Cross multiply
    68,275,330.80x = 102,412,996.20 × 63,084,879.60
  4. Step 4: Simplify right side
    68,275,330.80x = 6,460,711,534,752,258
  5. Step 5: Solve for x
    x = 6,460,711,534,752,258/68,275,330.80
  6. Step 6: Final answer
    x = 94,627,319.40

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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.