Home / 214,943,998.80-322,415,998.20-53,385,934.80

Finding the Fourth Proportional to 214,943,998.80, 322,415,998.20 and 53,385,934.80

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Solution

The fourth proportional to 214,943,998.80, 322,415,998.20 and 53,385,934.80 is: 80,078,902.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,943,998.80 : 322,415,998.20 = 53,385,934.80 : x
  2. Step 2: Convert to fraction form
    214,943,998.80/322,415,998.20 = 53,385,934.80/x
  3. Step 3: Cross multiply
    214,943,998.80x = 322,415,998.20 × 53,385,934.80
  4. Step 4: Simplify right side
    214,943,998.80x = 17,212,479,458,382,116
  5. Step 5: Solve for x
    x = 17,212,479,458,382,116/214,943,998.80
  6. Step 6: Final answer
    x = 80,078,902.20

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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.