Home / 559,561,079.62-839,343,194.07-214,620,441.22

Finding the Fourth Proportional to 559,561,079.62, 839,343,194.07 and 214,620,441.22

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Solution

The fourth proportional to 559,561,079.62, 839,343,194.07 and 214,620,441.22 is: 321,931,265.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,561,079.62 : 839,343,194.07 = 214,620,441.22 : x
  2. Step 2: Convert to fraction form
    559,561,079.62/839,343,194.07 = 214,620,441.22/x
  3. Step 3: Cross multiply
    559,561,079.62x = 839,343,194.07 × 214,620,441.22
  4. Step 4: Simplify right side
    559,561,079.62x = 180,140,206,642,110,784
  5. Step 5: Solve for x
    x = 180,140,206,642,110,784/559,561,079.62
  6. Step 6: Final answer
    x = 321,931,265.78

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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.