Home / 229,888,003.70-344,832,005.55-220,818,077.30

Finding the Fourth Proportional to 229,888,003.70, 344,832,005.55 and 220,818,077.30

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Solution

The fourth proportional to 229,888,003.70, 344,832,005.55 and 220,818,077.30 is: 331,227,115.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,888,003.70 : 344,832,005.55 = 220,818,077.30 : x
  2. Step 2: Convert to fraction form
    229,888,003.70/344,832,005.55 = 220,818,077.30/x
  3. Step 3: Cross multiply
    229,888,003.70x = 344,832,005.55 × 220,818,077.30
  4. Step 4: Simplify right side
    229,888,003.70x = 76,145,140,457,053,936
  5. Step 5: Solve for x
    x = 76,145,140,457,053,936/229,888,003.70
  6. Step 6: Final answer
    x = 331,227,115.95

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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.