Home / 310,903,982.51-466,517,373.95-126,806,521.55

Finding the Fourth Proportional to 310,903,982.51, 466,517,373.95 and 126,806,521.55

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Solution

The fourth proportional to 310,903,982.51, 466,517,373.95 and 126,806,521.55 is: 190,275,611.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,903,982.51 : 466,517,373.95 = 126,806,521.55 : x
  2. Step 2: Convert to fraction form
    310,903,982.51/466,517,373.95 = 126,806,521.55/x
  3. Step 3: Cross multiply
    310,903,982.51x = 466,517,373.95 × 126,806,521.55
  4. Step 4: Simplify right side
    310,903,982.51x = 59,157,445,431,224,512
  5. Step 5: Solve for x
    x = 59,157,445,431,224,512/310,903,982.51
  6. Step 6: Final answer
    x = 190,275,611.64

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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.