Home / 368,424,276,922.77-552,647,673,864.65-126,397,992,124.80

Finding the Fourth Proportional to 368,424,276,922.77, 552,647,673,864.65 and 126,397,992,124.80

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Solution

The fourth proportional to 368,424,276,922.77, 552,647,673,864.65 and 126,397,992,124.80 is: 189,600,850,715.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,424,276,922.77 : 552,647,673,864.65 = 126,397,992,124.80 : x
  2. Step 2: Convert to fraction form
    368,424,276,922.77/552,647,673,864.65 = 126,397,992,124.80/x
  3. Step 3: Cross multiply
    368,424,276,922.77x = 552,647,673,864.65 × 126,397,992,124.80
  4. Step 4: Simplify right side
    368,424,276,922.77x = 69,853,556,328,933,074,403,328
  5. Step 5: Solve for x
    x = 69,853,556,328,933,074,403,328/368,424,276,922.77
  6. Step 6: Final answer
    x = 189,600,850,715.86

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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.