Home / 69,800,079.42-96,321,002.47-40,009,370.46

Finding the Fourth Proportional to 69,800,079.42, 96,321,002.47 and 40,009,370.46

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Solution

The fourth proportional to 69,800,079.42, 96,321,002.47 and 40,009,370.46 is: 55,211,150.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,800,079.42 : 96,321,002.47 = 40,009,370.46 : x
  2. Step 2: Convert to fraction form
    69,800,079.42/96,321,002.47 = 40,009,370.46/x
  3. Step 3: Cross multiply
    69,800,079.42x = 96,321,002.47 × 40,009,370.46
  4. Step 4: Simplify right side
    69,800,079.42x = 3,853,742,670,389,566
  5. Step 5: Solve for x
    x = 3,853,742,670,389,566/69,800,079.42
  6. Step 6: Final answer
    x = 55,211,150.23

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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.