Home / 959,108,687.92-1,439,236,980.06-413,850,221.92

Finding the Fourth Proportional to 959,108,687.92, 1,439,236,980.06 and 413,850,221.92

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Solution

The fourth proportional to 959,108,687.92, 1,439,236,980.06 and 413,850,221.92 is: 621,022,988.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,108,687.92 : 1,439,236,980.06 = 413,850,221.92 : x
  2. Step 2: Convert to fraction form
    959,108,687.92/1,439,236,980.06 = 413,850,221.92/x
  3. Step 3: Cross multiply
    959,108,687.92x = 1,439,236,980.06 × 413,850,221.92
  4. Step 4: Simplify right side
    959,108,687.92x = 595,628,543,593,301,632
  5. Step 5: Solve for x
    x = 595,628,543,593,301,632/959,108,687.92
  6. Step 6: Final answer
    x = 621,022,988.42

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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.