Home / 821,977,210.59-1,233,147,170.09-239,757,023.04

Finding the Fourth Proportional to 821,977,210.59, 1,233,147,170.09 and 239,757,023.04

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Solution

The fourth proportional to 821,977,210.59, 1,233,147,170.09 and 239,757,023.04 is: 359,688,432.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,977,210.59 : 1,233,147,170.09 = 239,757,023.04 : x
  2. Step 2: Convert to fraction form
    821,977,210.59/1,233,147,170.09 = 239,757,023.04/x
  3. Step 3: Cross multiply
    821,977,210.59x = 1,233,147,170.09 × 239,757,023.04
  4. Step 4: Simplify right side
    821,977,210.59x = 295,655,694,470,978,880
  5. Step 5: Solve for x
    x = 295,655,694,470,978,880/821,977,210.59
  6. Step 6: Final answer
    x = 359,688,432.55

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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.