Home / 107,817,311.80-161,725,967.70-96,171,974.20

Finding the Fourth Proportional to 107,817,311.80, 161,725,967.70 and 96,171,974.20

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Solution

The fourth proportional to 107,817,311.80, 161,725,967.70 and 96,171,974.20 is: 144,257,961.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,817,311.80 : 161,725,967.70 = 96,171,974.20 : x
  2. Step 2: Convert to fraction form
    107,817,311.80/161,725,967.70 = 96,171,974.20/x
  3. Step 3: Cross multiply
    107,817,311.80x = 161,725,967.70 × 96,171,974.20
  4. Step 4: Simplify right side
    107,817,311.80x = 15,553,505,593,114,432
  5. Step 5: Solve for x
    x = 15,553,505,593,114,432/107,817,311.80
  6. Step 6: Final answer
    x = 144,257,961.30

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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.