Home / 497,666,331.70-746,872,745.55-255,204,430.90

Finding the Fourth Proportional to 497,666,331.70, 746,872,745.55 and 255,204,430.90

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Solution

The fourth proportional to 497,666,331.70, 746,872,745.55 and 255,204,430.90 is: 382,998,048.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,666,331.70 : 746,872,745.55 = 255,204,430.90 : x
  2. Step 2: Convert to fraction form
    497,666,331.70/746,872,745.55 = 255,204,430.90/x
  3. Step 3: Cross multiply
    497,666,331.70x = 746,872,745.55 × 255,204,430.90
  4. Step 4: Simplify right side
    497,666,331.70x = 190,605,233,982,808,256
  5. Step 5: Solve for x
    x = 190,605,233,982,808,256/497,666,331.70
  6. Step 6: Final answer
    x = 382,998,048.78

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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.