Home / 450,165,562.40-675,235,747.02-143,476,078.88

Finding the Fourth Proportional to 450,165,562.40, 675,235,747.02 and 143,476,078.88

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Solution

The fourth proportional to 450,165,562.40, 675,235,747.02 and 143,476,078.88 is: 215,210,103.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,165,562.40 : 675,235,747.02 = 143,476,078.88 : x
  2. Step 2: Convert to fraction form
    450,165,562.40/675,235,747.02 = 143,476,078.88/x
  3. Step 3: Cross multiply
    450,165,562.40x = 675,235,747.02 × 143,476,078.88
  4. Step 4: Simplify right side
    450,165,562.40x = 96,880,177,302,037,232
  5. Step 5: Solve for x
    x = 96,880,177,302,037,232/450,165,562.40
  6. Step 6: Final answer
    x = 215,210,103.56

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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.