Home / 106,765,331.60-160,147,997.40-61,415,699.60

Finding the Fourth Proportional to 106,765,331.60, 160,147,997.40 and 61,415,699.60

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Solution

The fourth proportional to 106,765,331.60, 160,147,997.40 and 61,415,699.60 is: 92,123,549.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,765,331.60 : 160,147,997.40 = 61,415,699.60 : x
  2. Step 2: Convert to fraction form
    106,765,331.60/160,147,997.40 = 61,415,699.60/x
  3. Step 3: Cross multiply
    106,765,331.60x = 160,147,997.40 × 61,415,699.60
  4. Step 4: Simplify right side
    106,765,331.60x = 9,835,601,299,859,982
  5. Step 5: Solve for x
    x = 9,835,601,299,859,982/106,765,331.60
  6. Step 6: Final answer
    x = 92,123,549.40

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Similar ratio
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1.5x scale

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.