Home / 359,268,857.60-538,903,286.40-223,219,961.60

Finding the Fourth Proportional to 359,268,857.60, 538,903,286.40 and 223,219,961.60

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Solution

The fourth proportional to 359,268,857.60, 538,903,286.40 and 223,219,961.60 is: 334,829,942.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,268,857.60 : 538,903,286.40 = 223,219,961.60 : x
  2. Step 2: Convert to fraction form
    359,268,857.60/538,903,286.40 = 223,219,961.60/x
  3. Step 3: Cross multiply
    359,268,857.60x = 538,903,286.40 × 223,219,961.60
  4. Step 4: Simplify right side
    359,268,857.60x = 120,293,970,896,321,792
  5. Step 5: Solve for x
    x = 120,293,970,896,321,792/359,268,857.60
  6. Step 6: Final answer
    x = 334,829,942.40

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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.