Home / 904,503,611.20-1,356,755,416.80-359,245,145.20

Finding the Fourth Proportional to 904,503,611.20, 1,356,755,416.80 and 359,245,145.20

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Solution

The fourth proportional to 904,503,611.20, 1,356,755,416.80 and 359,245,145.20 is: 538,867,717.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,503,611.20 : 1,356,755,416.80 = 359,245,145.20 : x
  2. Step 2: Convert to fraction form
    904,503,611.20/1,356,755,416.80 = 359,245,145.20/x
  3. Step 3: Cross multiply
    904,503,611.20x = 1,356,755,416.80 × 359,245,145.20
  4. Step 4: Simplify right side
    904,503,611.20x = 487,407,796,709,202,496
  5. Step 5: Solve for x
    x = 487,407,796,709,202,496/904,503,611.20
  6. Step 6: Final answer
    x = 538,867,717.80

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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.