Home / 7,840,083,621.46-10,819,178,578.02-4,271,820,064.24

Finding the Fourth Proportional to 7,840,083,621.46, 10,819,178,578.02 and 4,271,820,064.24

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Solution

The fourth proportional to 7,840,083,621.46, 10,819,178,578.02 and 4,271,820,064.24 is: 5,895,037,139.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,840,083,621.46 : 10,819,178,578.02 = 4,271,820,064.24 : x
  2. Step 2: Convert to fraction form
    7,840,083,621.46/10,819,178,578.02 = 4,271,820,064.24/x
  3. Step 3: Cross multiply
    7,840,083,621.46x = 10,819,178,578.02 × 4,271,820,064.24
  4. Step 4: Simplify right side
    7,840,083,621.46x = 46,217,584,128,181,428,224
  5. Step 5: Solve for x
    x = 46,217,584,128,181,428,224/7,840,083,621.46
  6. Step 6: Final answer
    x = 5,895,037,139.87

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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.