Home / 821,977,209.59-1,233,147,168.59-239,757,022.04

Finding the Fourth Proportional to 821,977,209.59, 1,233,147,168.59 and 239,757,022.04

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Solution

The fourth proportional to 821,977,209.59, 1,233,147,168.59 and 239,757,022.04 is: 359,688,431.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,977,209.59 : 1,233,147,168.59 = 239,757,022.04 : x
  2. Step 2: Convert to fraction form
    821,977,209.59/1,233,147,168.59 = 239,757,022.04/x
  3. Step 3: Cross multiply
    821,977,209.59x = 1,233,147,168.59 × 239,757,022.04
  4. Step 4: Simplify right side
    821,977,209.59x = 295,655,692,870,831,680
  5. Step 5: Solve for x
    x = 295,655,692,870,831,680/821,977,209.59
  6. Step 6: Final answer
    x = 359,688,431.05

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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.