Home / 3,628,621,868.08-5,438,510,901-1,880,861,047.60

Finding the Fourth Proportional to 3,628,621,868.08, 5,438,510,901 and 1,880,861,047.60

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Solution

The fourth proportional to 3,628,621,868.08, 5,438,510,901 and 1,880,861,047.60 is: 2,818,999,521.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628,621,868.08 : 5,438,510,901 = 1,880,861,047.60 : x
  2. Step 2: Convert to fraction form
    3,628,621,868.08/5,438,510,901 = 1,880,861,047.60/x
  3. Step 3: Cross multiply
    3,628,621,868.08x = 5,438,510,901 × 1,880,861,047.60
  4. Step 4: Simplify right side
    3,628,621,868.08x = 10,229,083,310,638,878,720
  5. Step 5: Solve for x
    x = 10,229,083,310,638,878,720/3,628,621,868.08
  6. Step 6: Final answer
    x = 2,818,999,521.73

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1.5x scale

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.