Home / 396,329,947.80-594,494,921.70-249,014,502.60

Finding the Fourth Proportional to 396,329,947.80, 594,494,921.70 and 249,014,502.60

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Solution

The fourth proportional to 396,329,947.80, 594,494,921.70 and 249,014,502.60 is: 373,521,753.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,329,947.80 : 594,494,921.70 = 249,014,502.60 : x
  2. Step 2: Convert to fraction form
    396,329,947.80/594,494,921.70 = 249,014,502.60/x
  3. Step 3: Cross multiply
    396,329,947.80x = 594,494,921.70 × 249,014,502.60
  4. Step 4: Simplify right side
    396,329,947.80x = 148,037,857,225,351,456
  5. Step 5: Solve for x
    x = 148,037,857,225,351,456/396,329,947.80
  6. Step 6: Final answer
    x = 373,521,753.90

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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.