Home / 91,907,637,871.50-137,903,345,322.21-47,170,550,857.95

Finding the Fourth Proportional to 91,907,637,871.50, 137,903,345,322.21 and 47,170,550,857.95

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Solution

The fourth proportional to 91,907,637,871.50, 137,903,345,322.21 and 47,170,550,857.95 is: 70,777,325,091.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,907,637,871.50 : 137,903,345,322.21 = 47,170,550,857.95 : x
  2. Step 2: Convert to fraction form
    91,907,637,871.50/137,903,345,322.21 = 47,170,550,857.95/x
  3. Step 3: Cross multiply
    91,907,637,871.50x = 137,903,345,322.21 × 47,170,550,857.95
  4. Step 4: Simplify right side
    91,907,637,871.50x = 6,504,976,764,002,747,023,360
  5. Step 5: Solve for x
    x = 6,504,976,764,002,747,023,360/91,907,637,871.50
  6. Step 6: Final answer
    x = 70,777,325,091.28

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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.