Home / 497,664,447.10-746,496,670.65-455,338,123.90

Finding the Fourth Proportional to 497,664,447.10, 746,496,670.65 and 455,338,123.90

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Solution

The fourth proportional to 497,664,447.10, 746,496,670.65 and 455,338,123.90 is: 683,007,185.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,664,447.10 : 746,496,670.65 = 455,338,123.90 : x
  2. Step 2: Convert to fraction form
    497,664,447.10/746,496,670.65 = 455,338,123.90/x
  3. Step 3: Cross multiply
    497,664,447.10x = 746,496,670.65 × 455,338,123.90
  4. Step 4: Simplify right side
    497,664,447.10x = 339,908,393,511,367,168
  5. Step 5: Solve for x
    x = 339,908,393,511,367,168/497,664,447.10
  6. Step 6: Final answer
    x = 683,007,185.85

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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.