Home / 402,571,593.19-603,707,872.77-140,188,764.10

Finding the Fourth Proportional to 402,571,593.19, 603,707,872.77 and 140,188,764.10

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Solution

The fourth proportional to 402,571,593.19, 603,707,872.77 and 140,188,764.10 is: 210,231,079.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,571,593.19 : 603,707,872.77 = 140,188,764.10 : x
  2. Step 2: Convert to fraction form
    402,571,593.19/603,707,872.77 = 140,188,764.10/x
  3. Step 3: Cross multiply
    402,571,593.19x = 603,707,872.77 × 140,188,764.10
  4. Step 4: Simplify right side
    402,571,593.19x = 84,633,060,561,416,816
  5. Step 5: Solve for x
    x = 84,633,060,561,416,816/402,571,593.19
  6. Step 6: Final answer
    x = 210,231,079.37

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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.