Home / 559,875,003.20-839,812,504.80-491,850,555.20

Finding the Fourth Proportional to 559,875,003.20, 839,812,504.80 and 491,850,555.20

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Solution

The fourth proportional to 559,875,003.20, 839,812,504.80 and 491,850,555.20 is: 737,775,832.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,875,003.20 : 839,812,504.80 = 491,850,555.20 : x
  2. Step 2: Convert to fraction form
    559,875,003.20/839,812,504.80 = 491,850,555.20/x
  3. Step 3: Cross multiply
    559,875,003.20x = 839,812,504.80 × 491,850,555.20
  4. Step 4: Simplify right side
    559,875,003.20x = 413,062,246,749,782,656
  5. Step 5: Solve for x
    x = 413,062,246,749,782,656/559,875,003.20
  6. Step 6: Final answer
    x = 737,775,832.80

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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.