Home / 194,305,873.10-291,570,784.05-73,224,221.90

Finding the Fourth Proportional to 194,305,873.10, 291,570,784.05 and 73,224,221.90

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Solution

The fourth proportional to 194,305,873.10, 291,570,784.05 and 73,224,221.90 is: 109,878,530.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,305,873.10 : 291,570,784.05 = 73,224,221.90 : x
  2. Step 2: Convert to fraction form
    194,305,873.10/291,570,784.05 = 73,224,221.90/x
  3. Step 3: Cross multiply
    194,305,873.10x = 291,570,784.05 × 73,224,221.90
  4. Step 4: Simplify right side
    194,305,873.10x = 21,350,043,790,834,184
  5. Step 5: Solve for x
    x = 21,350,043,790,834,184/194,305,873.10
  6. Step 6: Final answer
    x = 109,878,530.43

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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.