Home / 313,455,101,384.73-432,561,259,966.91-181,473,016,618.93

Finding the Fourth Proportional to 313,455,101,384.73, 432,561,259,966.91 and 181,473,016,618.93

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Solution

The fourth proportional to 313,455,101,384.73, 432,561,259,966.91 and 181,473,016,618.93 is: 250,428,837,724.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,455,101,384.73 : 432,561,259,966.91 = 181,473,016,618.93 : x
  2. Step 2: Convert to fraction form
    313,455,101,384.73/432,561,259,966.91 = 181,473,016,618.93/x
  3. Step 3: Cross multiply
    313,455,101,384.73x = 432,561,259,966.91 × 181,473,016,618.93
  4. Step 4: Simplify right side
    313,455,101,384.73x = 78,498,196,718,680,346,198,016
  5. Step 5: Solve for x
    x = 78,498,196,718,680,346,198,016/313,455,101,384.73
  6. Step 6: Final answer
    x = 250,428,837,724.78

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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.