Home / 65,299,854.11-90,111,096.83-35,530,624.64

Finding the Fourth Proportional to 65,299,854.11, 90,111,096.83 and 35,530,624.64

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Solution

The fourth proportional to 65,299,854.11, 90,111,096.83 and 35,530,624.64 is: 49,030,791.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,299,854.11 : 90,111,096.83 = 35,530,624.64 : x
  2. Step 2: Convert to fraction form
    65,299,854.11/90,111,096.83 = 35,530,624.64/x
  3. Step 3: Cross multiply
    65,299,854.11x = 90,111,096.83 × 35,530,624.64
  4. Step 4: Simplify right side
    65,299,854.11x = 3,201,703,556,737,215
  5. Step 5: Solve for x
    x = 3,201,703,556,737,215/65,299,854.11
  6. Step 6: Final answer
    x = 49,030,791.88

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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.