Home / 30,684,622,540.44-42,338,637,734.15-17,134,174,763.33

Finding the Fourth Proportional to 30,684,622,540.44, 42,338,637,734.15 and 17,134,174,763.33

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Solution

The fourth proportional to 30,684,622,540.44, 42,338,637,734.15 and 17,134,174,763.33 is: 23,641,731,855.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,684,622,540.44 : 42,338,637,734.15 = 17,134,174,763.33 : x
  2. Step 2: Convert to fraction form
    30,684,622,540.44/42,338,637,734.15 = 17,134,174,763.33/x
  3. Step 3: Cross multiply
    30,684,622,540.44x = 42,338,637,734.15 × 17,134,174,763.33
  4. Step 4: Simplify right side
    30,684,622,540.44x = 725,437,618,177,964,113,920
  5. Step 5: Solve for x
    x = 725,437,618,177,964,113,920/30,684,622,540.44
  6. Step 6: Final answer
    x = 23,641,731,855.16

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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.