Home / 479,011,902.40-718,513,063.44-151,487,471.28

Finding the Fourth Proportional to 479,011,902.40, 718,513,063.44 and 151,487,471.28

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Solution

The fourth proportional to 479,011,902.40, 718,513,063.44 and 151,487,471.28 is: 227,229,692.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,011,902.40 : 718,513,063.44 = 151,487,471.28 : x
  2. Step 2: Convert to fraction form
    479,011,902.40/718,513,063.44 = 151,487,471.28/x
  3. Step 3: Cross multiply
    479,011,902.40x = 718,513,063.44 × 151,487,471.28
  4. Step 4: Simplify right side
    479,011,902.40x = 108,845,727,062,171,824
  5. Step 5: Solve for x
    x = 108,845,727,062,171,824/479,011,902.40
  6. Step 6: Final answer
    x = 227,229,692.03

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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.