Home / 536,290,672.60-804,436,008.90-213,174,544.60

Finding the Fourth Proportional to 536,290,672.60, 804,436,008.90 and 213,174,544.60

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Solution

The fourth proportional to 536,290,672.60, 804,436,008.90 and 213,174,544.60 is: 319,761,816.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,290,672.60 : 804,436,008.90 = 213,174,544.60 : x
  2. Step 2: Convert to fraction form
    536,290,672.60/804,436,008.90 = 213,174,544.60/x
  3. Step 3: Cross multiply
    536,290,672.60x = 804,436,008.90 × 213,174,544.60
  4. Step 4: Simplify right side
    536,290,672.60x = 171,485,279,857,099,040
  5. Step 5: Solve for x
    x = 171,485,279,857,099,040/536,290,672.60
  6. Step 6: Final answer
    x = 319,761,816.90

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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.