Home / 172,672,155.54-238,288,209.30-94,355,720.82

Finding the Fourth Proportional to 172,672,155.54, 238,288,209.30 and 94,355,720.82

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Solution

The fourth proportional to 172,672,155.54, 238,288,209.30 and 94,355,720.82 is: 130,211,241.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,672,155.54 : 238,288,209.30 = 94,355,720.82 : x
  2. Step 2: Convert to fraction form
    172,672,155.54/238,288,209.30 = 94,355,720.82/x
  3. Step 3: Cross multiply
    172,672,155.54x = 238,288,209.30 × 94,355,720.82
  4. Step 4: Simplify right side
    172,672,155.54x = 22,483,855,751,408,528
  5. Step 5: Solve for x
    x = 22,483,855,751,408,528/172,672,155.54
  6. Step 6: Final answer
    x = 130,211,241.54

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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.