Home / 510,041,620.94-765,066,717.11-141,605,302.01

Finding the Fourth Proportional to 510,041,620.94, 765,066,717.11 and 141,605,302.01

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Solution

The fourth proportional to 510,041,620.94, 765,066,717.11 and 141,605,302.01 is: 212,409,142.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,041,620.94 : 765,066,717.11 = 141,605,302.01 : x
  2. Step 2: Convert to fraction form
    510,041,620.94/765,066,717.11 = 141,605,302.01/x
  3. Step 3: Cross multiply
    510,041,620.94x = 765,066,717.11 × 141,605,302.01
  4. Step 4: Simplify right side
    510,041,620.94x = 108,337,503,530,689,456
  5. Step 5: Solve for x
    x = 108,337,503,530,689,456/510,041,620.94
  6. Step 6: Final answer
    x = 212,409,142.87

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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.