Home / 394,356,018.13-591,587,832.80-164,271,294.52

Finding the Fourth Proportional to 394,356,018.13, 591,587,832.80 and 164,271,294.52

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Solution

The fourth proportional to 394,356,018.13, 591,587,832.80 and 164,271,294.52 is: 246,429,354.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,356,018.13 : 591,587,832.80 = 164,271,294.52 : x
  2. Step 2: Convert to fraction form
    394,356,018.13/591,587,832.80 = 164,271,294.52/x
  3. Step 3: Cross multiply
    394,356,018.13x = 591,587,832.80 × 164,271,294.52
  4. Step 4: Simplify right side
    394,356,018.13x = 97,180,899,115,515,952
  5. Step 5: Solve for x
    x = 97,180,899,115,515,952/394,356,018.13
  6. Step 6: Final answer
    x = 246,429,354.82

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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.