Home / 498,226,657.80-747,339,986.70-495,356,876.40

Finding the Fourth Proportional to 498,226,657.80, 747,339,986.70 and 495,356,876.40

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Solution

The fourth proportional to 498,226,657.80, 747,339,986.70 and 495,356,876.40 is: 743,035,314.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,226,657.80 : 747,339,986.70 = 495,356,876.40 : x
  2. Step 2: Convert to fraction form
    498,226,657.80/747,339,986.70 = 495,356,876.40/x
  3. Step 3: Cross multiply
    498,226,657.80x = 747,339,986.70 × 495,356,876.40
  4. Step 4: Simplify right side
    498,226,657.80x = 370,200,001,420,529,536
  5. Step 5: Solve for x
    x = 370,200,001,420,529,536/498,226,657.80
  6. Step 6: Final answer
    x = 743,035,314.60

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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.