Home / 497,664,308.60-746,496,462.90-494,640,999.80

Finding the Fourth Proportional to 497,664,308.60, 746,496,462.90 and 494,640,999.80

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Solution

The fourth proportional to 497,664,308.60, 746,496,462.90 and 494,640,999.80 is: 741,961,499.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,664,308.60 : 746,496,462.90 = 494,640,999.80 : x
  2. Step 2: Convert to fraction form
    497,664,308.60/746,496,462.90 = 494,640,999.80/x
  3. Step 3: Cross multiply
    497,664,308.60x = 746,496,462.90 × 494,640,999.80
  4. Step 4: Simplify right side
    497,664,308.60x = 369,247,756,756,019,584
  5. Step 5: Solve for x
    x = 369,247,756,756,019,584/497,664,308.60
  6. Step 6: Final answer
    x = 741,961,499.70

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1.5x scale

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.