Home / 194,354,564.10-291,643,820.55-73,272,912.90

Finding the Fourth Proportional to 194,354,564.10, 291,643,820.55 and 73,272,912.90

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Solution

The fourth proportional to 194,354,564.10, 291,643,820.55 and 73,272,912.90 is: 109,951,584.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,354,564.10 : 291,643,820.55 = 73,272,912.90 : x
  2. Step 2: Convert to fraction form
    194,354,564.10/291,643,820.55 = 73,272,912.90/x
  3. Step 3: Cross multiply
    194,354,564.10x = 291,643,820.55 × 73,272,912.90
  4. Step 4: Simplify right side
    194,354,564.10x = 21,369,592,260,983,384
  5. Step 5: Solve for x
    x = 21,369,592,260,983,384/194,354,564.10
  6. Step 6: Final answer
    x = 109,951,584.41

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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.