Home / 13,916,884,669.68-19,205,303,644.44-7,658,635,453.68

Finding the Fourth Proportional to 13,916,884,669.68, 19,205,303,644.44 and 7,658,635,453.68

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Solution

The fourth proportional to 13,916,884,669.68, 19,205,303,644.44 and 7,658,635,453.68 is: 10,568,918,467.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,916,884,669.68 : 19,205,303,644.44 = 7,658,635,453.68 : x
  2. Step 2: Convert to fraction form
    13,916,884,669.68/19,205,303,644.44 = 7,658,635,453.68/x
  3. Step 3: Cross multiply
    13,916,884,669.68x = 19,205,303,644.44 × 7,658,635,453.68
  4. Step 4: Simplify right side
    13,916,884,669.68x = 147,086,419,389,997,891,584
  5. Step 5: Solve for x
    x = 147,086,419,389,997,891,584/13,916,884,669.68
  6. Step 6: Final answer
    x = 10,568,918,467.11

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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.