Home / 498,226,786.80-747,340,180.20-495,357,005.40

Finding the Fourth Proportional to 498,226,786.80, 747,340,180.20 and 495,357,005.40

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Solution

The fourth proportional to 498,226,786.80, 747,340,180.20 and 495,357,005.40 is: 743,035,508.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,226,786.80 : 747,340,180.20 = 495,357,005.40 : x
  2. Step 2: Convert to fraction form
    498,226,786.80/747,340,180.20 = 495,357,005.40/x
  3. Step 3: Cross multiply
    498,226,786.80x = 747,340,180.20 × 495,357,005.40
  4. Step 4: Simplify right side
    498,226,786.80x = 370,200,193,678,968,384
  5. Step 5: Solve for x
    x = 370,200,193,678,968,384/498,226,786.80
  6. Step 6: Final answer
    x = 743,035,508.10

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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.