Home / 126,418,162.07-189,627,487.05-48,731,649.59

Finding the Fourth Proportional to 126,418,162.07, 189,627,487.05 and 48,731,649.59

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Solution

The fourth proportional to 126,418,162.07, 189,627,487.05 and 48,731,649.59 is: 73,097,568.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,418,162.07 : 189,627,487.05 = 48,731,649.59 : x
  2. Step 2: Convert to fraction form
    126,418,162.07/189,627,487.05 = 48,731,649.59/x
  3. Step 3: Cross multiply
    126,418,162.07x = 189,627,487.05 × 48,731,649.59
  4. Step 4: Simplify right side
    126,418,162.07x = 9,240,860,252,209,676
  5. Step 5: Solve for x
    x = 9,240,860,252,209,676/126,418,162.07
  6. Step 6: Final answer
    x = 73,097,568.42

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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.