Home / 780,568,229,998.80-1,169,467,167,134.50-326,285,715,341.55

Finding the Fourth Proportional to 780,568,229,998.80, 1,169,467,167,134.50 and 326,285,715,341.55

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Solution

The fourth proportional to 780,568,229,998.80, 1,169,467,167,134.50 and 326,285,715,341.55 is: 488,849,554,122.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,568,229,998.80 : 1,169,467,167,134.50 = 326,285,715,341.55 : x
  2. Step 2: Convert to fraction form
    780,568,229,998.80/1,169,467,167,134.50 = 326,285,715,341.55/x
  3. Step 3: Cross multiply
    780,568,229,998.80x = 1,169,467,167,134.50 × 326,285,715,341.55
  4. Step 4: Simplify right side
    780,568,229,998.80x = 381,580,431,196,936,315,338,752
  5. Step 5: Solve for x
    x = 381,580,431,196,936,315,338,752/780,568,229,998.80
  6. Step 6: Final answer
    x = 488,849,554,122.29

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1.5x scale

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.