Home / 166,269,649.64-229,460,113.86-91,928,834.60

Finding the Fourth Proportional to 166,269,649.64, 229,460,113.86 and 91,928,834.60

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Solution

The fourth proportional to 166,269,649.64, 229,460,113.86 and 91,928,834.60 is: 126,866,213.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,269,649.64 : 229,460,113.86 = 91,928,834.60 : x
  2. Step 2: Convert to fraction form
    166,269,649.64/229,460,113.86 = 91,928,834.60/x
  3. Step 3: Cross multiply
    166,269,649.64x = 229,460,113.86 × 91,928,834.60
  4. Step 4: Simplify right side
    166,269,649.64x = 21,094,000,854,333,108
  5. Step 5: Solve for x
    x = 21,094,000,854,333,108/166,269,649.64
  6. Step 6: Final answer
    x = 126,866,213.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.