Home / 191,725,474.20-287,588,211.30-161,114,472.60

Finding the Fourth Proportional to 191,725,474.20, 287,588,211.30 and 161,114,472.60

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Solution

The fourth proportional to 191,725,474.20, 287,588,211.30 and 161,114,472.60 is: 241,671,708.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,725,474.20 : 287,588,211.30 = 161,114,472.60 : x
  2. Step 2: Convert to fraction form
    191,725,474.20/287,588,211.30 = 161,114,472.60/x
  3. Step 3: Cross multiply
    191,725,474.20x = 287,588,211.30 × 161,114,472.60
  4. Step 4: Simplify right side
    191,725,474.20x = 46,334,622,989,576,864
  5. Step 5: Solve for x
    x = 46,334,622,989,576,864/191,725,474.20
  6. Step 6: Final answer
    x = 241,671,708.90

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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.