Home / 331,098,519,788.41-496,647,779,122.04-79,559,713,859.96

Finding the Fourth Proportional to 331,098,519,788.41, 496,647,779,122.04 and 79,559,713,859.96

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Solution

The fourth proportional to 331,098,519,788.41, 496,647,779,122.04 and 79,559,713,859.96 is: 119,339,570,655.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,098,519,788.41 : 496,647,779,122.04 = 79,559,713,859.96 : x
  2. Step 2: Convert to fraction form
    331,098,519,788.41/496,647,779,122.04 = 79,559,713,859.96/x
  3. Step 3: Cross multiply
    331,098,519,788.41x = 496,647,779,122.04 × 79,559,713,859.96
  4. Step 4: Simplify right side
    331,098,519,788.41x = 39,513,155,196,135,109,820,416
  5. Step 5: Solve for x
    x = 39,513,155,196,135,109,820,416/331,098,519,788.41
  6. Step 6: Final answer
    x = 119,339,570,655.24

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1.5x scale

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.