Home / 314,930,600.70-472,395,901.05-271,848,450.30

Finding the Fourth Proportional to 314,930,600.70, 472,395,901.05 and 271,848,450.30

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Solution

The fourth proportional to 314,930,600.70, 472,395,901.05 and 271,848,450.30 is: 407,772,675.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,930,600.70 : 472,395,901.05 = 271,848,450.30 : x
  2. Step 2: Convert to fraction form
    314,930,600.70/472,395,901.05 = 271,848,450.30/x
  3. Step 3: Cross multiply
    314,930,600.70x = 472,395,901.05 × 271,848,450.30
  4. Step 4: Simplify right side
    314,930,600.70x = 128,420,093,628,514,656
  5. Step 5: Solve for x
    x = 128,420,093,628,514,656/314,930,600.70
  6. Step 6: Final answer
    x = 407,772,675.45

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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.