Home / 191,718,228.20-287,577,342.30-161,107,226.60

Finding the Fourth Proportional to 191,718,228.20, 287,577,342.30 and 161,107,226.60

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Solution

The fourth proportional to 191,718,228.20, 287,577,342.30 and 161,107,226.60 is: 241,660,839.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,718,228.20 : 287,577,342.30 = 161,107,226.60 : x
  2. Step 2: Convert to fraction form
    191,718,228.20/287,577,342.30 = 161,107,226.60/x
  3. Step 3: Cross multiply
    191,718,228.20x = 287,577,342.30 × 161,107,226.60
  4. Step 4: Simplify right side
    191,718,228.20x = 46,330,788,050,951,864
  5. Step 5: Solve for x
    x = 46,330,788,050,951,864/191,718,228.20
  6. Step 6: Final answer
    x = 241,660,839.90

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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.