Home / 38,040,291,937.58-57,051,008,703.67-12,857,448,972.72

Finding the Fourth Proportional to 38,040,291,937.58, 57,051,008,703.67 and 12,857,448,972.72

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Solution

The fourth proportional to 38,040,291,937.58, 57,051,008,703.67 and 12,857,448,972.72 is: 19,282,986,430.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,040,291,937.58 : 57,051,008,703.67 = 12,857,448,972.72 : x
  2. Step 2: Convert to fraction form
    38,040,291,937.58/57,051,008,703.67 = 12,857,448,972.72/x
  3. Step 3: Cross multiply
    38,040,291,937.58x = 57,051,008,703.67 × 12,857,448,972.72
  4. Step 4: Simplify right side
    38,040,291,937.58x = 733,530,433,249,641,496,576
  5. Step 5: Solve for x
    x = 733,530,433,249,641,496,576/38,040,291,937.58
  6. Step 6: Final answer
    x = 19,282,986,430.63

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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.