Home / 343,952,005.92-515,889,372.45-94,992,656.28

Finding the Fourth Proportional to 343,952,005.92, 515,889,372.45 and 94,992,656.28

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Solution

The fourth proportional to 343,952,005.92, 515,889,372.45 and 94,992,656.28 is: 142,478,313.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,952,005.92 : 515,889,372.45 = 94,992,656.28 : x
  2. Step 2: Convert to fraction form
    343,952,005.92/515,889,372.45 = 94,992,656.28/x
  3. Step 3: Cross multiply
    343,952,005.92x = 515,889,372.45 × 94,992,656.28
  4. Step 4: Simplify right side
    343,952,005.92x = 49,005,701,835,647,752
  5. Step 5: Solve for x
    x = 49,005,701,835,647,752/343,952,005.92
  6. Step 6: Final answer
    x = 142,478,313.81

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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.