Home / 20,068,584,061.12-27,695,374,134.81-11,496,667,382.52

Finding the Fourth Proportional to 20,068,584,061.12, 27,695,374,134.81 and 11,496,667,382.52

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Solution

The fourth proportional to 20,068,584,061.12, 27,695,374,134.81 and 11,496,667,382.52 is: 15,865,818,111.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,068,584,061.12 : 27,695,374,134.81 = 11,496,667,382.52 : x
  2. Step 2: Convert to fraction form
    20,068,584,061.12/27,695,374,134.81 = 11,496,667,382.52/x
  3. Step 3: Cross multiply
    20,068,584,061.12x = 27,695,374,134.81 × 11,496,667,382.52
  4. Step 4: Simplify right side
    20,068,584,061.12x = 318,404,504,462,300,741,632
  5. Step 5: Solve for x
    x = 318,404,504,462,300,741,632/20,068,584,061.12
  6. Step 6: Final answer
    x = 15,865,818,111.16

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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.