Home / 19,860,339,125.13-29,790,618,411.19-4,937,504,711.51

Finding the Fourth Proportional to 19,860,339,125.13, 29,790,618,411.19 and 4,937,504,711.51

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Solution

The fourth proportional to 19,860,339,125.13, 29,790,618,411.19 and 4,937,504,711.51 is: 7,406,284,345.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,860,339,125.13 : 29,790,618,411.19 = 4,937,504,711.51 : x
  2. Step 2: Convert to fraction form
    19,860,339,125.13/29,790,618,411.19 = 4,937,504,711.51/x
  3. Step 3: Cross multiply
    19,860,339,125.13x = 29,790,618,411.19 × 4,937,504,711.51
  4. Step 4: Simplify right side
    19,860,339,125.13x = 147,091,318,763,933,122,560
  5. Step 5: Solve for x
    x = 147,091,318,763,933,122,560/19,860,339,125.13
  6. Step 6: Final answer
    x = 7,406,284,345.76

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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.