Home / 85,056,174.10-127,584,261.15-50,959,969.30

Finding the Fourth Proportional to 85,056,174.10, 127,584,261.15 and 50,959,969.30

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Solution

The fourth proportional to 85,056,174.10, 127,584,261.15 and 50,959,969.30 is: 76,439,953.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,056,174.10 : 127,584,261.15 = 50,959,969.30 : x
  2. Step 2: Convert to fraction form
    85,056,174.10/127,584,261.15 = 50,959,969.30/x
  3. Step 3: Cross multiply
    85,056,174.10x = 127,584,261.15 × 50,959,969.30
  4. Step 4: Simplify right side
    85,056,174.10x = 6,501,690,031,367,183
  5. Step 5: Solve for x
    x = 6,501,690,031,367,183/85,056,174.10
  6. Step 6: Final answer
    x = 76,439,953.95

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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.