Home / 105,414,868.62-145,464,576.03-64,157,201.10

Finding the Fourth Proportional to 105,414,868.62, 145,464,576.03 and 64,157,201.10

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Solution

The fourth proportional to 105,414,868.62, 145,464,576.03 and 64,157,201.10 is: 88,532,103.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,414,868.62 : 145,464,576.03 = 64,157,201.10 : x
  2. Step 2: Convert to fraction form
    105,414,868.62/145,464,576.03 = 64,157,201.10/x
  3. Step 3: Cross multiply
    105,414,868.62x = 145,464,576.03 × 64,157,201.10
  4. Step 4: Simplify right side
    105,414,868.62x = 9,332,600,057,282,950
  5. Step 5: Solve for x
    x = 9,332,600,057,282,950/105,414,868.62
  6. Step 6: Final answer
    x = 88,532,103.48

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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.