Home / 559,561,077.87-839,343,191.44-214,620,439.47

Finding the Fourth Proportional to 559,561,077.87, 839,343,191.44 and 214,620,439.47

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Solution

The fourth proportional to 559,561,077.87, 839,343,191.44 and 214,620,439.47 is: 321,931,263.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,561,077.87 : 839,343,191.44 = 214,620,439.47 : x
  2. Step 2: Convert to fraction form
    559,561,077.87/839,343,191.44 = 214,620,439.47/x
  3. Step 3: Cross multiply
    559,561,077.87x = 839,343,191.44 × 214,620,439.47
  4. Step 4: Simplify right side
    559,561,077.87x = 180,140,204,613,005,152
  5. Step 5: Solve for x
    x = 180,140,204,613,005,152/559,561,077.87
  6. Step 6: Final answer
    x = 321,931,263.16

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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.