Home / 191,856,796.48-287,737,255.20-75,295,826.56

Finding the Fourth Proportional to 191,856,796.48, 287,737,255.20 and 75,295,826.56

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Solution

The fourth proportional to 191,856,796.48, 287,737,255.20 and 75,295,826.56 is: 112,924,925.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,856,796.48 : 287,737,255.20 = 75,295,826.56 : x
  2. Step 2: Convert to fraction form
    191,856,796.48/287,737,255.20 = 75,295,826.56/x
  3. Step 3: Cross multiply
    191,856,796.48x = 287,737,255.20 × 75,295,826.56
  4. Step 4: Simplify right side
    191,856,796.48x = 21,665,414,462,389,656
  5. Step 5: Solve for x
    x = 21,665,414,462,389,656/191,856,796.48
  6. Step 6: Final answer
    x = 112,924,925.57

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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.