Home / 629,857,605.60-944,786,408.40-357,759,813.60

Finding the Fourth Proportional to 629,857,605.60, 944,786,408.40 and 357,759,813.60

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Solution

The fourth proportional to 629,857,605.60, 944,786,408.40 and 357,759,813.60 is: 536,639,720.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,857,605.60 : 944,786,408.40 = 357,759,813.60 : x
  2. Step 2: Convert to fraction form
    629,857,605.60/944,786,408.40 = 357,759,813.60/x
  3. Step 3: Cross multiply
    629,857,605.60x = 944,786,408.40 × 357,759,813.60
  4. Step 4: Simplify right side
    629,857,605.60x = 338,006,609,360,997,504
  5. Step 5: Solve for x
    x = 338,006,609,360,997,504/629,857,605.60
  6. Step 6: Final answer
    x = 536,639,720.40

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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.