Home / 299,272,272.30-448,908,408.45-282,644,073.90

Finding the Fourth Proportional to 299,272,272.30, 448,908,408.45 and 282,644,073.90

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Solution

The fourth proportional to 299,272,272.30, 448,908,408.45 and 282,644,073.90 is: 423,966,110.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,272,272.30 : 448,908,408.45 = 282,644,073.90 : x
  2. Step 2: Convert to fraction form
    299,272,272.30/448,908,408.45 = 282,644,073.90/x
  3. Step 3: Cross multiply
    299,272,272.30x = 448,908,408.45 × 282,644,073.90
  4. Step 4: Simplify right side
    299,272,272.30x = 126,881,301,372,273,168
  5. Step 5: Solve for x
    x = 126,881,301,372,273,168/299,272,272.30
  6. Step 6: Final answer
    x = 423,966,110.85

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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.