Home / 264,815,588.80-396,986,992.80-103,219,940.80

Finding the Fourth Proportional to 264,815,588.80, 396,986,992.80 and 103,219,940.80

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Solution

The fourth proportional to 264,815,588.80, 396,986,992.80 and 103,219,940.80 is: 154,737,770.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,815,588.80 : 396,986,992.80 = 103,219,940.80 : x
  2. Step 2: Convert to fraction form
    264,815,588.80/396,986,992.80 = 103,219,940.80/x
  3. Step 3: Cross multiply
    264,815,588.80x = 396,986,992.80 × 103,219,940.80
  4. Step 4: Simplify right side
    264,815,588.80x = 40,976,973,895,186,024
  5. Step 5: Solve for x
    x = 40,976,973,895,186,024/264,815,588.80
  6. Step 6: Final answer
    x = 154,737,770.84

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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.