Home / 299,308,538.70-448,962,808.05-169,866,132.30

Finding the Fourth Proportional to 299,308,538.70, 448,962,808.05 and 169,866,132.30

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Solution

The fourth proportional to 299,308,538.70, 448,962,808.05 and 169,866,132.30 is: 254,799,198.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,308,538.70 : 448,962,808.05 = 169,866,132.30 : x
  2. Step 2: Convert to fraction form
    299,308,538.70/448,962,808.05 = 169,866,132.30/x
  3. Step 3: Cross multiply
    299,308,538.70x = 448,962,808.05 × 169,866,132.30
  4. Step 4: Simplify right side
    299,308,538.70x = 76,263,575,750,000,816
  5. Step 5: Solve for x
    x = 76,263,575,750,000,816/299,308,538.70
  6. Step 6: Final answer
    x = 254,799,198.45

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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.