Home / 570,263,732.78-855,755,435.08-242,738,723.44

Finding the Fourth Proportional to 570,263,732.78, 855,755,435.08 and 242,738,723.44

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Solution

The fourth proportional to 570,263,732.78, 855,755,435.08 and 242,738,723.44 is: 364,261,253.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,263,732.78 : 855,755,435.08 = 242,738,723.44 : x
  2. Step 2: Convert to fraction form
    570,263,732.78/855,755,435.08 = 242,738,723.44/x
  3. Step 3: Cross multiply
    570,263,732.78x = 855,755,435.08 × 242,738,723.44
  4. Step 4: Simplify right side
    570,263,732.78x = 207,724,981,888,160,992
  5. Step 5: Solve for x
    x = 207,724,981,888,160,992/570,263,732.78
  6. Step 6: Final answer
    x = 364,261,253.08

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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.