Home / 126,462,378.07-174,421,794.31-108,851,254.39

Finding the Fourth Proportional to 126,462,378.07, 174,421,794.31 and 108,851,254.39

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Solution

The fourth proportional to 126,462,378.07, 174,421,794.31 and 108,851,254.39 is: 150,131,852.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,462,378.07 : 174,421,794.31 = 108,851,254.39 : x
  2. Step 2: Convert to fraction form
    126,462,378.07/174,421,794.31 = 108,851,254.39/x
  3. Step 3: Cross multiply
    126,462,378.07x = 174,421,794.31 × 108,851,254.39
  4. Step 4: Simplify right side
    126,462,378.07x = 18,986,031,103,598,064
  5. Step 5: Solve for x
    x = 18,986,031,103,598,064/126,462,378.07
  6. Step 6: Final answer
    x = 150,131,852.60

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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.