Home / 359,348,867.10-495,902,931.21-194,336,436.60

Finding the Fourth Proportional to 359,348,867.10, 495,902,931.21 and 194,336,436.60

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Solution

The fourth proportional to 359,348,867.10, 495,902,931.21 and 194,336,436.60 is: 268,185,090.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,348,867.10 : 495,902,931.21 = 194,336,436.60 : x
  2. Step 2: Convert to fraction form
    359,348,867.10/495,902,931.21 = 194,336,436.60/x
  3. Step 3: Cross multiply
    359,348,867.10x = 495,902,931.21 × 194,336,436.60
  4. Step 4: Simplify right side
    359,348,867.10x = 96,372,008,550,846,320
  5. Step 5: Solve for x
    x = 96,372,008,550,846,320/359,348,867.10
  6. Step 6: Final answer
    x = 268,185,090.80

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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.