Home / 132,200,406.48-182,438,459.28-72,667,216.56

Finding the Fourth Proportional to 132,200,406.48, 182,438,459.28 and 72,667,216.56

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Solution

The fourth proportional to 132,200,406.48, 182,438,459.28 and 72,667,216.56 is: 100,281,802.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,200,406.48 : 182,438,459.28 = 72,667,216.56 : x
  2. Step 2: Convert to fraction form
    132,200,406.48/182,438,459.28 = 72,667,216.56/x
  3. Step 3: Cross multiply
    132,200,406.48x = 182,438,459.28 × 72,667,216.56
  4. Step 4: Simplify right side
    132,200,406.48x = 13,257,295,029,372,502
  5. Step 5: Solve for x
    x = 13,257,295,029,372,502/132,200,406.48
  6. Step 6: Final answer
    x = 100,281,802.32

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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.