Home / 331,839,494.40-497,759,241.60-262,564,665.60

Finding the Fourth Proportional to 331,839,494.40, 497,759,241.60 and 262,564,665.60

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Solution

The fourth proportional to 331,839,494.40, 497,759,241.60 and 262,564,665.60 is: 393,846,998.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,839,494.40 : 497,759,241.60 = 262,564,665.60 : x
  2. Step 2: Convert to fraction form
    331,839,494.40/497,759,241.60 = 262,564,665.60/x
  3. Step 3: Cross multiply
    331,839,494.40x = 497,759,241.60 × 262,564,665.60
  4. Step 4: Simplify right side
    331,839,494.40x = 130,693,988,820,013,616
  5. Step 5: Solve for x
    x = 130,693,988,820,013,616/331,839,494.40
  6. Step 6: Final answer
    x = 393,846,998.40

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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.