Home / 161,132,257.72-241,698,165.18-74,823,468.04

Finding the Fourth Proportional to 161,132,257.72, 241,698,165.18 and 74,823,468.04

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Solution

The fourth proportional to 161,132,257.72, 241,698,165.18 and 74,823,468.04 is: 112,235,099.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,132,257.72 : 241,698,165.18 = 74,823,468.04 : x
  2. Step 2: Convert to fraction form
    161,132,257.72/241,698,165.18 = 74,823,468.04/x
  3. Step 3: Cross multiply
    161,132,257.72x = 241,698,165.18 × 74,823,468.04
  4. Step 4: Simplify right side
    161,132,257.72x = 18,084,694,937,672,372
  5. Step 5: Solve for x
    x = 18,084,694,937,672,372/161,132,257.72
  6. Step 6: Final answer
    x = 112,235,099.25

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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.