Home / 609,092,510.22-840,548,729.61-330,634,222.38

Finding the Fourth Proportional to 609,092,510.22, 840,548,729.61 and 330,634,222.38

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Solution

The fourth proportional to 609,092,510.22, 840,548,729.61 and 330,634,222.38 is: 456,275,805.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,092,510.22 : 840,548,729.61 = 330,634,222.38 : x
  2. Step 2: Convert to fraction form
    609,092,510.22/840,548,729.61 = 330,634,222.38/x
  3. Step 3: Cross multiply
    609,092,510.22x = 840,548,729.61 × 330,634,222.38
  4. Step 4: Simplify right side
    609,092,510.22x = 277,914,175,587,099,232
  5. Step 5: Solve for x
    x = 277,914,175,587,099,232/609,092,510.22
  6. Step 6: Final answer
    x = 456,275,805.27

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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.