Home / 3,970,299,742.20-5,955,673,562.10-1,210,018,807.80

Finding the Fourth Proportional to 3,970,299,742.20, 5,955,673,562.10 and 1,210,018,807.80

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Solution

The fourth proportional to 3,970,299,742.20, 5,955,673,562.10 and 1,210,018,807.80 is: 1,815,096,464.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,970,299,742.20 : 5,955,673,562.10 = 1,210,018,807.80 : x
  2. Step 2: Convert to fraction form
    3,970,299,742.20/5,955,673,562.10 = 1,210,018,807.80/x
  3. Step 3: Cross multiply
    3,970,299,742.20x = 5,955,673,562.10 × 1,210,018,807.80
  4. Step 4: Simplify right side
    3,970,299,742.20x = 7,206,477,023,258,221,568
  5. Step 5: Solve for x
    x = 7,206,477,023,258,221,568/3,970,299,742.20
  6. Step 6: Final answer
    x = 1,815,096,464.04

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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.