Home / 107,742,693.15-161,614,041.86-25,861,571.42

Finding the Fourth Proportional to 107,742,693.15, 161,614,041.86 and 25,861,571.42

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Solution

The fourth proportional to 107,742,693.15, 161,614,041.86 and 25,861,571.42 is: 38,792,357.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,742,693.15 : 161,614,041.86 = 25,861,571.42 : x
  2. Step 2: Convert to fraction form
    107,742,693.15/161,614,041.86 = 25,861,571.42/x
  3. Step 3: Cross multiply
    107,742,693.15x = 161,614,041.86 × 25,861,571.42
  4. Step 4: Simplify right side
    107,742,693.15x = 4,179,593,086,357,481
  5. Step 5: Solve for x
    x = 4,179,593,086,357,481/107,742,693.15
  6. Step 6: Final answer
    x = 38,792,357.65

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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.