Home / 344,862,003.70-517,293,005.55-307,448,557.30

Finding the Fourth Proportional to 344,862,003.70, 517,293,005.55 and 307,448,557.30

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Solution

The fourth proportional to 344,862,003.70, 517,293,005.55 and 307,448,557.30 is: 461,172,835.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,862,003.70 : 517,293,005.55 = 307,448,557.30 : x
  2. Step 2: Convert to fraction form
    344,862,003.70/517,293,005.55 = 307,448,557.30/x
  3. Step 3: Cross multiply
    344,862,003.70x = 517,293,005.55 × 307,448,557.30
  4. Step 4: Simplify right side
    344,862,003.70x = 159,040,988,257,728,416
  5. Step 5: Solve for x
    x = 159,040,988,257,728,416/344,862,003.70
  6. Step 6: Final answer
    x = 461,172,835.95

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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.