Home / 772,467,488.80-1,158,906,519.60-335,580,704.80

Finding the Fourth Proportional to 772,467,488.80, 1,158,906,519.60 and 335,580,704.80

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Solution

The fourth proportional to 772,467,488.80, 1,158,906,519.60 and 335,580,704.80 is: 503,460,239.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,467,488.80 : 1,158,906,519.60 = 335,580,704.80 : x
  2. Step 2: Convert to fraction form
    772,467,488.80/1,158,906,519.60 = 335,580,704.80/x
  3. Step 3: Cross multiply
    772,467,488.80x = 1,158,906,519.60 × 335,580,704.80
  4. Step 4: Simplify right side
    772,467,488.80x = 388,906,666,644,683,008
  5. Step 5: Solve for x
    x = 388,906,666,644,683,008/772,467,488.80
  6. Step 6: Final answer
    x = 503,460,239.15

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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.