Home / 497,664,450.10-746,496,675.15-455,338,126.90

Finding the Fourth Proportional to 497,664,450.10, 746,496,675.15 and 455,338,126.90

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Solution

The fourth proportional to 497,664,450.10, 746,496,675.15 and 455,338,126.90 is: 683,007,190.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,664,450.10 : 746,496,675.15 = 455,338,126.90 : x
  2. Step 2: Convert to fraction form
    497,664,450.10/746,496,675.15 = 455,338,126.90/x
  3. Step 3: Cross multiply
    497,664,450.10x = 746,496,675.15 × 455,338,126.90
  4. Step 4: Simplify right side
    497,664,450.10x = 339,908,397,799,878,720
  5. Step 5: Solve for x
    x = 339,908,397,799,878,720/497,664,450.10
  6. Step 6: Final answer
    x = 683,007,190.35

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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.