Home / 15,422,128,721.86-23,134,778,133.15-5,337,825,145.22

Finding the Fourth Proportional to 15,422,128,721.86, 23,134,778,133.15 and 5,337,825,145.22

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Solution

The fourth proportional to 15,422,128,721.86, 23,134,778,133.15 and 5,337,825,145.22 is: 8,007,286,327.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,422,128,721.86 : 23,134,778,133.15 = 5,337,825,145.22 : x
  2. Step 2: Convert to fraction form
    15,422,128,721.86/23,134,778,133.15 = 5,337,825,145.22/x
  3. Step 3: Cross multiply
    15,422,128,721.86x = 23,134,778,133.15 × 5,337,825,145.22
  4. Step 4: Simplify right side
    15,422,128,721.86x = 123,489,400,448,165,822,464
  5. Step 5: Solve for x
    x = 123,489,400,448,165,822,464/15,422,128,721.86
  6. Step 6: Final answer
    x = 8,007,286,327.02

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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.