Home / 191,542,553.22-287,313,833.64-45,976,114.62

Finding the Fourth Proportional to 191,542,553.22, 287,313,833.64 and 45,976,114.62

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Solution

The fourth proportional to 191,542,553.22, 287,313,833.64 and 45,976,114.62 is: 68,964,172.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,542,553.22 : 287,313,833.64 = 45,976,114.62 : x
  2. Step 2: Convert to fraction form
    191,542,553.22/287,313,833.64 = 45,976,114.62/x
  3. Step 3: Cross multiply
    191,542,553.22x = 287,313,833.64 × 45,976,114.62
  4. Step 4: Simplify right side
    191,542,553.22x = 13,209,573,747,344,250
  5. Step 5: Solve for x
    x = 13,209,573,747,344,250/191,542,553.22
  6. Step 6: Final answer
    x = 68,964,172.84

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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.