Home / 134,530,532.70-185,652,134.64-72,650,867.82

Finding the Fourth Proportional to 134,530,532.70, 185,652,134.64 and 72,650,867.82

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Solution

The fourth proportional to 134,530,532.70, 185,652,134.64 and 72,650,867.82 is: 100,258,197.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,530,532.70 : 185,652,134.64 = 72,650,867.82 : x
  2. Step 2: Convert to fraction form
    134,530,532.70/185,652,134.64 = 72,650,867.82/x
  3. Step 3: Cross multiply
    134,530,532.70x = 185,652,134.64 × 72,650,867.82
  4. Step 4: Simplify right side
    134,530,532.70x = 13,487,788,694,231,480
  5. Step 5: Solve for x
    x = 13,487,788,694,231,480/134,530,532.70
  6. Step 6: Final answer
    x = 100,258,197.33

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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.