Home / 91,907,638,042.30-137,903,345,577.95-47,170,551,028.32

Finding the Fourth Proportional to 91,907,638,042.30, 137,903,345,577.95 and 47,170,551,028.32

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Solution

The fourth proportional to 91,907,638,042.30, 137,903,345,577.95 and 47,170,551,028.32 is: 70,777,325,346.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,907,638,042.30 : 137,903,345,577.95 = 47,170,551,028.32 : x
  2. Step 2: Convert to fraction form
    91,907,638,042.30/137,903,345,577.95 = 47,170,551,028.32/x
  3. Step 3: Cross multiply
    91,907,638,042.30x = 137,903,345,577.95 × 47,170,551,028.32
  4. Step 4: Simplify right side
    91,907,638,042.30x = 6,504,976,799,560,738,275,328
  5. Step 5: Solve for x
    x = 6,504,976,799,560,738,275,328/91,907,638,042.30
  6. Step 6: Final answer
    x = 70,777,325,346.64

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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.