Home / 126,954,057.42-190,430,253.45-34,830,589.86

Finding the Fourth Proportional to 126,954,057.42, 190,430,253.45 and 34,830,589.86

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Solution

The fourth proportional to 126,954,057.42, 190,430,253.45 and 34,830,589.86 is: 52,245,656.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,954,057.42 : 190,430,253.45 = 34,830,589.86 : x
  2. Step 2: Convert to fraction form
    126,954,057.42/190,430,253.45 = 34,830,589.86/x
  3. Step 3: Cross multiply
    126,954,057.42x = 190,430,253.45 × 34,830,589.86
  4. Step 4: Simplify right side
    126,954,057.42x = 6,632,798,054,852,799
  5. Step 5: Solve for x
    x = 6,632,798,054,852,799/126,954,057.42
  6. Step 6: Final answer
    x = 52,245,656.34

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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.