Home / 497,664,422.60-746,496,633.90-455,338,099.40

Finding the Fourth Proportional to 497,664,422.60, 746,496,633.90 and 455,338,099.40

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Solution

The fourth proportional to 497,664,422.60, 746,496,633.90 and 455,338,099.40 is: 683,007,149.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,664,422.60 : 746,496,633.90 = 455,338,099.40 : x
  2. Step 2: Convert to fraction form
    497,664,422.60/746,496,633.90 = 455,338,099.40/x
  3. Step 3: Cross multiply
    497,664,422.60x = 746,496,633.90 × 455,338,099.40
  4. Step 4: Simplify right side
    497,664,422.60x = 339,908,358,488,523,584
  5. Step 5: Solve for x
    x = 339,908,358,488,523,584/497,664,422.60
  6. Step 6: Final answer
    x = 683,007,149.10

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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.