Home / 517,727,228.50-776,699,910.30-167,945,984.66

Finding the Fourth Proportional to 517,727,228.50, 776,699,910.30 and 167,945,984.66

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Solution

The fourth proportional to 517,727,228.50, 776,699,910.30 and 167,945,984.66 is: 251,954,357.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,727,228.50 : 776,699,910.30 = 167,945,984.66 : x
  2. Step 2: Convert to fraction form
    517,727,228.50/776,699,910.30 = 167,945,984.66/x
  3. Step 3: Cross multiply
    517,727,228.50x = 776,699,910.30 × 167,945,984.66
  4. Step 4: Simplify right side
    517,727,228.50x = 130,443,631,220,667,168
  5. Step 5: Solve for x
    x = 130,443,631,220,667,168/517,727,228.50
  6. Step 6: Final answer
    x = 251,954,357.51

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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.