Home / 617,371,858.17-851,973,982.05-335,114,115.74

Finding the Fourth Proportional to 617,371,858.17, 851,973,982.05 and 335,114,115.74

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Solution

The fourth proportional to 617,371,858.17, 851,973,982.05 and 335,114,115.74 is: 462,457,923.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,371,858.17 : 851,973,982.05 = 335,114,115.74 : x
  2. Step 2: Convert to fraction form
    617,371,858.17/851,973,982.05 = 335,114,115.74/x
  3. Step 3: Cross multiply
    617,371,858.17x = 851,973,982.05 × 335,114,115.74
  4. Step 4: Simplify right side
    617,371,858.17x = 285,508,507,623,912,512
  5. Step 5: Solve for x
    x = 285,508,507,623,912,512/617,371,858.17
  6. Step 6: Final answer
    x = 462,457,923.61

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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.