Home / 293,555,998.40-440,333,997.60-89,083,745.60

Finding the Fourth Proportional to 293,555,998.40, 440,333,997.60 and 89,083,745.60

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Solution

The fourth proportional to 293,555,998.40, 440,333,997.60 and 89,083,745.60 is: 133,625,618.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,555,998.40 : 440,333,997.60 = 89,083,745.60 : x
  2. Step 2: Convert to fraction form
    293,555,998.40/440,333,997.60 = 89,083,745.60/x
  3. Step 3: Cross multiply
    293,555,998.40x = 440,333,997.60 × 89,083,745.60
  4. Step 4: Simplify right side
    293,555,998.40x = 39,226,601,821,229,408
  5. Step 5: Solve for x
    x = 39,226,601,821,229,408/293,555,998.40
  6. Step 6: Final answer
    x = 133,625,618.40

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1.5x scale

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.