Home / 31,286,952,141.60-46,930,428,212.40-21,368,987,623.20

Finding the Fourth Proportional to 31,286,952,141.60, 46,930,428,212.40 and 21,368,987,623.20

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Solution

The fourth proportional to 31,286,952,141.60, 46,930,428,212.40 and 21,368,987,623.20 is: 32,053,481,434.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,286,952,141.60 : 46,930,428,212.40 = 21,368,987,623.20 : x
  2. Step 2: Convert to fraction form
    31,286,952,141.60/46,930,428,212.40 = 21,368,987,623.20/x
  3. Step 3: Cross multiply
    31,286,952,141.60x = 46,930,428,212.40 × 21,368,987,623.20
  4. Step 4: Simplify right side
    31,286,952,141.60x = 1,002,855,739,622,251,823,104
  5. Step 5: Solve for x
    x = 1,002,855,739,622,251,823,104/31,286,952,141.60
  6. Step 6: Final answer
    x = 32,053,481,434.80

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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.