Home / 780,568,229,998.08-1,169,467,167,133.40-326,285,715,340.80

Finding the Fourth Proportional to 780,568,229,998.08, 1,169,467,167,133.40 and 326,285,715,340.80

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Solution

The fourth proportional to 780,568,229,998.08, 1,169,467,167,133.40 and 326,285,715,340.80 is: 488,849,554,121.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,568,229,998.08 : 1,169,467,167,133.40 = 326,285,715,340.80 : x
  2. Step 2: Convert to fraction form
    780,568,229,998.08/1,169,467,167,133.40 = 326,285,715,340.80/x
  3. Step 3: Cross multiply
    780,568,229,998.08x = 1,169,467,167,133.40 × 326,285,715,340.80
  4. Step 4: Simplify right side
    780,568,229,998.08x = 381,580,431,195,700,304,281,600
  5. Step 5: Solve for x
    x = 381,580,431,195,700,304,281,600/780,568,229,998.08
  6. Step 6: Final answer
    x = 488,849,554,121.16

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Double scale
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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.