Home / 101,971,446,161.99-140,721,033,192.25-55,622,883,452.41

Finding the Fourth Proportional to 101,971,446,161.99, 140,721,033,192.25 and 55,622,883,452.41

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Solution

The fourth proportional to 101,971,446,161.99, 140,721,033,192.25 and 55,622,883,452.41 is: 76,759,817,803.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,971,446,161.99 : 140,721,033,192.25 = 55,622,883,452.41 : x
  2. Step 2: Convert to fraction form
    101,971,446,161.99/140,721,033,192.25 = 55,622,883,452.41/x
  3. Step 3: Cross multiply
    101,971,446,161.99x = 140,721,033,192.25 × 55,622,883,452.41
  4. Step 4: Simplify right side
    101,971,446,161.99x = 7,827,309,628,555,240,931,328
  5. Step 5: Solve for x
    x = 7,827,309,628,555,240,931,328/101,971,446,161.99
  6. Step 6: Final answer
    x = 76,759,817,803.51

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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.