Home / 216,654,737,658.35-324,699,401,140.34-121,036,894,194.33

Finding the Fourth Proportional to 216,654,737,658.35, 324,699,401,140.34 and 121,036,894,194.33

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Solution

The fourth proportional to 216,654,737,658.35, 324,699,401,140.34 and 121,036,894,194.33 is: 181,397,404,393.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,654,737,658.35 : 324,699,401,140.34 = 121,036,894,194.33 : x
  2. Step 2: Convert to fraction form
    216,654,737,658.35/324,699,401,140.34 = 121,036,894,194.33/x
  3. Step 3: Cross multiply
    216,654,737,658.35x = 324,699,401,140.34 × 121,036,894,194.33
  4. Step 4: Simplify right side
    216,654,737,658.35x = 39,300,607,060,785,653,350,400
  5. Step 5: Solve for x
    x = 39,300,607,060,785,653,350,400/216,654,737,658.35
  6. Step 6: Final answer
    x = 181,397,404,393.53

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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.