Home / 208,874,138.40-313,203,079.08-93,759,556.32

Finding the Fourth Proportional to 208,874,138.40, 313,203,079.08 and 93,759,556.32

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Solution

The fourth proportional to 208,874,138.40, 313,203,079.08 and 93,759,556.32 is: 140,590,797.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,874,138.40 : 313,203,079.08 = 93,759,556.32 : x
  2. Step 2: Convert to fraction form
    208,874,138.40/313,203,079.08 = 93,759,556.32/x
  3. Step 3: Cross multiply
    208,874,138.40x = 313,203,079.08 × 93,759,556.32
  4. Step 4: Simplify right side
    208,874,138.40x = 29,365,781,732,598,668
  5. Step 5: Solve for x
    x = 29,365,781,732,598,668/208,874,138.40
  6. Step 6: Final answer
    x = 140,590,797.68

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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.