Home / 411,769,392.48-617,465,734.56-245,848,214.88

Finding the Fourth Proportional to 411,769,392.48, 617,465,734.56 and 245,848,214.88

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Solution

The fourth proportional to 411,769,392.48, 617,465,734.56 and 245,848,214.88 is: 368,659,864.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,769,392.48 : 617,465,734.56 = 245,848,214.88 : x
  2. Step 2: Convert to fraction form
    411,769,392.48/617,465,734.56 = 245,848,214.88/x
  3. Step 3: Cross multiply
    411,769,392.48x = 617,465,734.56 × 245,848,214.88
  4. Step 4: Simplify right side
    411,769,392.48x = 151,802,848,591,143,904
  5. Step 5: Solve for x
    x = 151,802,848,591,143,904/411,769,392.48
  6. Step 6: Final answer
    x = 368,659,864.87

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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.