Home / 1,393,682,663.84-1,923,332,815.58-758,572,452.86

Finding the Fourth Proportional to 1,393,682,663.84, 1,923,332,815.58 and 758,572,452.86

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Solution

The fourth proportional to 1,393,682,663.84, 1,923,332,815.58 and 758,572,452.86 is: 1,046,857,602.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,682,663.84 : 1,923,332,815.58 = 758,572,452.86 : x
  2. Step 2: Convert to fraction form
    1,393,682,663.84/1,923,332,815.58 = 758,572,452.86/x
  3. Step 3: Cross multiply
    1,393,682,663.84x = 1,923,332,815.58 × 758,572,452.86
  4. Step 4: Simplify right side
    1,393,682,663.84x = 1,458,987,291,567,241,216
  5. Step 5: Solve for x
    x = 1,458,987,291,567,241,216/1,393,682,663.84
  6. Step 6: Final answer
    x = 1,046,857,602.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.