Home / 2,520,782,723.48-3,781,174,085.21-1,281,037,158.68

Finding the Fourth Proportional to 2,520,782,723.48, 3,781,174,085.21 and 1,281,037,158.68

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Solution

The fourth proportional to 2,520,782,723.48, 3,781,174,085.21 and 1,281,037,158.68 is: 1,921,555,738.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520,782,723.48 : 3,781,174,085.21 = 1,281,037,158.68 : x
  2. Step 2: Convert to fraction form
    2,520,782,723.48/3,781,174,085.21 = 1,281,037,158.68/x
  3. Step 3: Cross multiply
    2,520,782,723.48x = 3,781,174,085.21 × 1,281,037,158.68
  4. Step 4: Simplify right side
    2,520,782,723.48x = 4,843,824,506,576,162,816
  5. Step 5: Solve for x
    x = 4,843,824,506,576,162,816/2,520,782,723.48
  6. Step 6: Final answer
    x = 1,921,555,738.01

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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.