Home / 299,182,130.48-448,948,072.79-216,101,958.95

Finding the Fourth Proportional to 299,182,130.48, 448,948,072.79 and 216,101,958.95

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Solution

The fourth proportional to 299,182,130.48, 448,948,072.79 and 216,101,958.95 is: 324,279,253.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,182,130.48 : 448,948,072.79 = 216,101,958.95 : x
  2. Step 2: Convert to fraction form
    299,182,130.48/448,948,072.79 = 216,101,958.95/x
  3. Step 3: Cross multiply
    299,182,130.48x = 448,948,072.79 × 216,101,958.95
  4. Step 4: Simplify right side
    299,182,130.48x = 97,018,557,996,746,192
  5. Step 5: Solve for x
    x = 97,018,557,996,746,192/299,182,130.48
  6. Step 6: Final answer
    x = 324,279,253.71

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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.