Home / 711,414,050.88-1,067,174,895.60-220,177,005.36

Finding the Fourth Proportional to 711,414,050.88, 1,067,174,895.60 and 220,177,005.36

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Solution

The fourth proportional to 711,414,050.88, 1,067,174,895.60 and 220,177,005.36 is: 330,282,164.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,414,050.88 : 1,067,174,895.60 = 220,177,005.36 : x
  2. Step 2: Convert to fraction form
    711,414,050.88/1,067,174,895.60 = 220,177,005.36/x
  3. Step 3: Cross multiply
    711,414,050.88x = 1,067,174,895.60 × 220,177,005.36
  4. Step 4: Simplify right side
    711,414,050.88x = 234,967,372,708,578,656
  5. Step 5: Solve for x
    x = 234,967,372,708,578,656/711,414,050.88
  6. Step 6: Final answer
    x = 330,282,164.68

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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.