Home / 195,525,777.91-293,243,201.45-72,761,910.46

Finding the Fourth Proportional to 195,525,777.91, 293,243,201.45 and 72,761,910.46

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Solution

The fourth proportional to 195,525,777.91, 293,243,201.45 and 72,761,910.46 is: 109,125,946.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,525,777.91 : 293,243,201.45 = 72,761,910.46 : x
  2. Step 2: Convert to fraction form
    195,525,777.91/293,243,201.45 = 72,761,910.46/x
  3. Step 3: Cross multiply
    195,525,777.91x = 293,243,201.45 × 72,761,910.46
  4. Step 4: Simplify right side
    195,525,777.91x = 21,336,935,566,493,504
  5. Step 5: Solve for x
    x = 21,336,935,566,493,504/195,525,777.91
  6. Step 6: Final answer
    x = 109,125,946.43

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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.