Home / 1,582,115,497.86-2,372,942,240.60-461,337,983.22

Finding the Fourth Proportional to 1,582,115,497.86, 2,372,942,240.60 and 461,337,983.22

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Solution

The fourth proportional to 1,582,115,497.86, 2,372,942,240.60 and 461,337,983.22 is: 691,939,614.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,115,497.86 : 2,372,942,240.60 = 461,337,983.22 : x
  2. Step 2: Convert to fraction form
    1,582,115,497.86/2,372,942,240.60 = 461,337,983.22/x
  3. Step 3: Cross multiply
    1,582,115,497.86x = 2,372,942,240.60 × 461,337,983.22
  4. Step 4: Simplify right side
    1,582,115,497.86x = 1,094,728,387,575,952,000
  5. Step 5: Solve for x
    x = 1,094,728,387,575,952,000/1,582,115,497.86
  6. Step 6: Final answer
    x = 691,939,614.43

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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.