Home / 497,664,449.60-746,496,674.40-455,338,126.40

Finding the Fourth Proportional to 497,664,449.60, 746,496,674.40 and 455,338,126.40

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Solution

The fourth proportional to 497,664,449.60, 746,496,674.40 and 455,338,126.40 is: 683,007,189.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,664,449.60 : 746,496,674.40 = 455,338,126.40 : x
  2. Step 2: Convert to fraction form
    497,664,449.60/746,496,674.40 = 455,338,126.40/x
  3. Step 3: Cross multiply
    497,664,449.60x = 746,496,674.40 × 455,338,126.40
  4. Step 4: Simplify right side
    497,664,449.60x = 339,908,397,085,126,784
  5. Step 5: Solve for x
    x = 339,908,397,085,126,784/497,664,449.60
  6. Step 6: Final answer
    x = 683,007,189.60

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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.