Home / 172,820,243,489.11-238,486,758,516.49-95,661,245,960.55

Finding the Fourth Proportional to 172,820,243,489.11, 238,486,758,516.49 and 95,661,245,960.55

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Solution

The fourth proportional to 172,820,243,489.11, 238,486,758,516.49 and 95,661,245,960.55 is: 132,009,653,523.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,820,243,489.11 : 238,486,758,516.49 = 95,661,245,960.55 : x
  2. Step 2: Convert to fraction form
    172,820,243,489.11/238,486,758,516.49 = 95,661,245,960.55/x
  3. Step 3: Cross multiply
    172,820,243,489.11x = 238,486,758,516.49 × 95,661,245,960.55
  4. Step 4: Simplify right side
    172,820,243,489.11x = 22,813,940,464,780,243,369,984
  5. Step 5: Solve for x
    x = 22,813,940,464,780,243,369,984/172,820,243,489.11
  6. Step 6: Final answer
    x = 132,009,653,523.13

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1.5x scale

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.