Home / 250,416,274.04-345,573,185.19-138,905,960.40

Finding the Fourth Proportional to 250,416,274.04, 345,573,185.19 and 138,905,960.40

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Solution

The fourth proportional to 250,416,274.04, 345,573,185.19 and 138,905,960.40 is: 191,689,519.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,416,274.04 : 345,573,185.19 = 138,905,960.40 : x
  2. Step 2: Convert to fraction form
    250,416,274.04/345,573,185.19 = 138,905,960.40/x
  3. Step 3: Cross multiply
    250,416,274.04x = 345,573,185.19 × 138,905,960.40
  4. Step 4: Simplify right side
    250,416,274.04x = 48,002,175,177,304,008
  5. Step 5: Solve for x
    x = 48,002,175,177,304,008/250,416,274.04
  6. Step 6: Final answer
    x = 191,689,519.23

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1.5x scale

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.