Home / 101,971,446,162.63-140,721,033,193.12-55,622,883,453.05

Finding the Fourth Proportional to 101,971,446,162.63, 140,721,033,193.12 and 55,622,883,453.05

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Solution

The fourth proportional to 101,971,446,162.63, 140,721,033,193.12 and 55,622,883,453.05 is: 76,759,817,804.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,971,446,162.63 : 140,721,033,193.12 = 55,622,883,453.05 : x
  2. Step 2: Convert to fraction form
    101,971,446,162.63/140,721,033,193.12 = 55,622,883,453.05/x
  3. Step 3: Cross multiply
    101,971,446,162.63x = 140,721,033,193.12 × 55,622,883,453.05
  4. Step 4: Simplify right side
    101,971,446,162.63x = 7,827,309,628,693,694,906,368
  5. Step 5: Solve for x
    x = 7,827,309,628,693,694,906,368/101,971,446,162.63
  6. Step 6: Final answer
    x = 76,759,817,804.39

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Double scale
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1.5x scale

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.