Home / 204,275,279,373.23-306,414,064,452.80-68,137,030,205.64

Finding the Fourth Proportional to 204,275,279,373.23, 306,414,064,452.80 and 68,137,030,205.64

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Solution

The fourth proportional to 204,275,279,373.23, 306,414,064,452.80 and 68,137,030,205.64 is: 102,205,927,359.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,275,279,373.23 : 306,414,064,452.80 = 68,137,030,205.64 : x
  2. Step 2: Convert to fraction form
    204,275,279,373.23/306,414,064,452.80 = 68,137,030,205.64/x
  3. Step 3: Cross multiply
    204,275,279,373.23x = 306,414,064,452.80 × 68,137,030,205.64
  4. Step 4: Simplify right side
    204,275,279,373.23x = 20,878,144,365,051,821,162,496
  5. Step 5: Solve for x
    x = 20,878,144,365,051,821,162,496/204,275,279,373.23
  6. Step 6: Final answer
    x = 102,205,927,359.94

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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.