Home / 617,371,869.70-851,973,997.92-335,114,127.22

Finding the Fourth Proportional to 617,371,869.70, 851,973,997.92 and 335,114,127.22

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Solution

The fourth proportional to 617,371,869.70, 851,973,997.92 and 335,114,127.22 is: 462,457,939.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,371,869.70 : 851,973,997.92 = 335,114,127.22 : x
  2. Step 2: Convert to fraction form
    617,371,869.70/851,973,997.92 = 335,114,127.22/x
  3. Step 3: Cross multiply
    617,371,869.70x = 851,973,997.92 × 335,114,127.22
  4. Step 4: Simplify right side
    617,371,869.70x = 285,508,522,727,094,912
  5. Step 5: Solve for x
    x = 285,508,522,727,094,912/617,371,869.70
  6. Step 6: Final answer
    x = 462,457,939.44

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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.