Home / 341,620,851.75-512,587,429.49-185,941,443.75

Finding the Fourth Proportional to 341,620,851.75, 512,587,429.49 and 185,941,443.75

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Solution

The fourth proportional to 341,620,851.75, 512,587,429.49 and 185,941,443.75 is: 278,997,157.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,620,851.75 : 512,587,429.49 = 185,941,443.75 : x
  2. Step 2: Convert to fraction form
    341,620,851.75/512,587,429.49 = 185,941,443.75/x
  3. Step 3: Cross multiply
    341,620,851.75x = 512,587,429.49 × 185,941,443.75
  4. Step 4: Simplify right side
    341,620,851.75x = 95,311,246,686,542,224
  5. Step 5: Solve for x
    x = 95,311,246,686,542,224/341,620,851.75
  6. Step 6: Final answer
    x = 278,997,157.81

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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.