Home / 310,903,983.51-466,517,375.45-126,806,522.55

Finding the Fourth Proportional to 310,903,983.51, 466,517,375.45 and 126,806,522.55

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Solution

The fourth proportional to 310,903,983.51, 466,517,375.45 and 126,806,522.55 is: 190,275,613.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,903,983.51 : 466,517,375.45 = 126,806,522.55 : x
  2. Step 2: Convert to fraction form
    310,903,983.51/466,517,375.45 = 126,806,522.55/x
  3. Step 3: Cross multiply
    310,903,983.51x = 466,517,375.45 × 126,806,522.55
  4. Step 4: Simplify right side
    310,903,983.51x = 59,157,446,089,967,240
  5. Step 5: Solve for x
    x = 59,157,446,089,967,240/310,903,983.51
  6. Step 6: Final answer
    x = 190,275,613.14

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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.