Home / 359,621,311.60-495,940,588.14-238,705,449.40

Finding the Fourth Proportional to 359,621,311.60, 495,940,588.14 and 238,705,449.40

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Solution

The fourth proportional to 359,621,311.60, 495,940,588.14 and 238,705,449.40 is: 329,189,948.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,621,311.60 : 495,940,588.14 = 238,705,449.40 : x
  2. Step 2: Convert to fraction form
    359,621,311.60/495,940,588.14 = 238,705,449.40/x
  3. Step 3: Cross multiply
    359,621,311.60x = 495,940,588.14 × 238,705,449.40
  4. Step 4: Simplify right side
    359,621,311.60x = 118,383,720,967,659,008
  5. Step 5: Solve for x
    x = 118,383,720,967,659,008/359,621,311.60
  6. Step 6: Final answer
    x = 329,189,948.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.