Home / 497,664,431.10-746,496,646.65-455,338,107.90

Finding the Fourth Proportional to 497,664,431.10, 746,496,646.65 and 455,338,107.90

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Solution

The fourth proportional to 497,664,431.10, 746,496,646.65 and 455,338,107.90 is: 683,007,161.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,664,431.10 : 746,496,646.65 = 455,338,107.90 : x
  2. Step 2: Convert to fraction form
    497,664,431.10/746,496,646.65 = 455,338,107.90/x
  3. Step 3: Cross multiply
    497,664,431.10x = 746,496,646.65 × 455,338,107.90
  4. Step 4: Simplify right side
    497,664,431.10x = 339,908,370,639,305,856
  5. Step 5: Solve for x
    x = 339,908,370,639,305,856/497,664,431.10
  6. Step 6: Final answer
    x = 683,007,161.85

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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.