Home / 65,372,966.40-97,910,150.40-38,499,110.40

Finding the Fourth Proportional to 65,372,966.40, 97,910,150.40 and 38,499,110.40

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Solution

The fourth proportional to 65,372,966.40, 97,910,150.40 and 38,499,110.40 is: 57,660,741.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,372,966.40 : 97,910,150.40 = 38,499,110.40 : x
  2. Step 2: Convert to fraction form
    65,372,966.40/97,910,150.40 = 38,499,110.40/x
  3. Step 3: Cross multiply
    65,372,966.40x = 97,910,150.40 × 38,499,110.40
  4. Step 4: Simplify right side
    65,372,966.40x = 3,769,453,689,530,204
  5. Step 5: Solve for x
    x = 3,769,453,689,530,204/65,372,966.40
  6. Step 6: Final answer
    x = 57,660,741.08

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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.