Home / 146,436,480.90-202,085,430.89-80,356,401.15

Finding the Fourth Proportional to 146,436,480.90, 202,085,430.89 and 80,356,401.15

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Solution

The fourth proportional to 146,436,480.90, 202,085,430.89 and 80,356,401.15 is: 110,893,527.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,436,480.90 : 202,085,430.89 = 80,356,401.15 : x
  2. Step 2: Convert to fraction form
    146,436,480.90/202,085,430.89 = 80,356,401.15/x
  3. Step 3: Cross multiply
    146,436,480.90x = 202,085,430.89 × 80,356,401.15
  4. Step 4: Simplify right side
    146,436,480.90x = 16,238,857,950,765,660
  5. Step 5: Solve for x
    x = 16,238,857,950,765,660/146,436,480.90
  6. Step 6: Final answer
    x = 110,893,527.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.