Home / 207,799,973.78-311,748,468.33-60,250,620.02

Finding the Fourth Proportional to 207,799,973.78, 311,748,468.33 and 60,250,620.02

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Solution

The fourth proportional to 207,799,973.78, 311,748,468.33 and 60,250,620.02 is: 90,389,994.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,799,973.78 : 311,748,468.33 = 60,250,620.02 : x
  2. Step 2: Convert to fraction form
    207,799,973.78/311,748,468.33 = 60,250,620.02/x
  3. Step 3: Cross multiply
    207,799,973.78x = 311,748,468.33 × 60,250,620.02
  4. Step 4: Simplify right side
    207,799,973.78x = 18,783,038,505,609,092
  5. Step 5: Solve for x
    x = 18,783,038,505,609,092/207,799,973.78
  6. Step 6: Final answer
    x = 90,389,994.59

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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.