Home / 359,621,312.60-495,940,589.52-238,705,450.40

Finding the Fourth Proportional to 359,621,312.60, 495,940,589.52 and 238,705,450.40

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Solution

The fourth proportional to 359,621,312.60, 495,940,589.52 and 238,705,450.40 is: 329,189,949.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,621,312.60 : 495,940,589.52 = 238,705,450.40 : x
  2. Step 2: Convert to fraction form
    359,621,312.60/495,940,589.52 = 238,705,450.40/x
  3. Step 3: Cross multiply
    359,621,312.60x = 495,940,589.52 × 238,705,450.40
  4. Step 4: Simplify right side
    359,621,312.60x = 118,383,721,793,013,120
  5. Step 5: Solve for x
    x = 118,383,721,793,013,120/359,621,312.60
  6. Step 6: Final answer
    x = 329,189,949.66

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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.