Home / 5,190,675,578.80-7,786,769,195.40-1,696,234,490.80

Finding the Fourth Proportional to 5,190,675,578.80, 7,786,769,195.40 and 1,696,234,490.80

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Solution

The fourth proportional to 5,190,675,578.80, 7,786,769,195.40 and 1,696,234,490.80 is: 2,544,598,729.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,190,675,578.80 : 7,786,769,195.40 = 1,696,234,490.80 : x
  2. Step 2: Convert to fraction form
    5,190,675,578.80/7,786,769,195.40 = 1,696,234,490.80/x
  3. Step 3: Cross multiply
    5,190,675,578.80x = 7,786,769,195.40 × 1,696,234,490.80
  4. Step 4: Simplify right side
    5,190,675,578.80x = 13,208,186,481,136,443,392
  5. Step 5: Solve for x
    x = 13,208,186,481,136,443,392/5,190,675,578.80
  6. Step 6: Final answer
    x = 2,544,598,729.13

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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.