Home / 216,654,737,513.74-324,699,400,923.72-121,036,894,049.64

Finding the Fourth Proportional to 216,654,737,513.74, 324,699,400,923.72 and 121,036,894,049.64

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Solution

The fourth proportional to 216,654,737,513.74, 324,699,400,923.72 and 121,036,894,049.64 is: 181,397,404,176.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,654,737,513.74 : 324,699,400,923.72 = 121,036,894,049.64 : x
  2. Step 2: Convert to fraction form
    216,654,737,513.74/324,699,400,923.72 = 121,036,894,049.64/x
  3. Step 3: Cross multiply
    216,654,737,513.74x = 324,699,400,923.72 × 121,036,894,049.64
  4. Step 4: Simplify right side
    216,654,737,513.74x = 39,300,606,987,585,871,413,248
  5. Step 5: Solve for x
    x = 39,300,606,987,585,871,413,248/216,654,737,513.74
  6. Step 6: Final answer
    x = 181,397,404,176.74

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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.