Home / 551,123,588.21-760,550,216.42-303,604,942.46

Finding the Fourth Proportional to 551,123,588.21, 760,550,216.42 and 303,604,942.46

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Solution

The fourth proportional to 551,123,588.21, 760,550,216.42 and 303,604,942.46 is: 418,974,635.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,123,588.21 : 760,550,216.42 = 303,604,942.46 : x
  2. Step 2: Convert to fraction form
    551,123,588.21/760,550,216.42 = 303,604,942.46/x
  3. Step 3: Cross multiply
    551,123,588.21x = 760,550,216.42 × 303,604,942.46
  4. Step 4: Simplify right side
    551,123,588.21x = 230,906,804,688,813,856
  5. Step 5: Solve for x
    x = 230,906,804,688,813,856/551,123,588.21
  6. Step 6: Final answer
    x = 418,974,635.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.