Home / 3,147,003,738.02-4,718,178,448.77-1,903,157,673.53

Finding the Fourth Proportional to 3,147,003,738.02, 4,718,178,448.77 and 1,903,157,673.53

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Solution

The fourth proportional to 3,147,003,738.02, 4,718,178,448.77 and 1,903,157,673.53 is: 2,853,329,156.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147,003,738.02 : 4,718,178,448.77 = 1,903,157,673.53 : x
  2. Step 2: Convert to fraction form
    3,147,003,738.02/4,718,178,448.77 = 1,903,157,673.53/x
  3. Step 3: Cross multiply
    3,147,003,738.02x = 4,718,178,448.77 × 1,903,157,673.53
  4. Step 4: Simplify right side
    3,147,003,738.02x = 8,979,437,519,867,975,680
  5. Step 5: Solve for x
    x = 8,979,437,519,867,975,680/3,147,003,738.02
  6. Step 6: Final answer
    x = 2,853,329,156.04

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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.