Home / 87,216,465.64-120,364,007.39-48,058,195

Finding the Fourth Proportional to 87,216,465.64, 120,364,007.39 and 48,058,195

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Solution

The fourth proportional to 87,216,465.64, 120,364,007.39 and 48,058,195 is: 66,323,221.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,216,465.64 : 120,364,007.39 = 48,058,195 : x
  2. Step 2: Convert to fraction form
    87,216,465.64/120,364,007.39 = 48,058,195/x
  3. Step 3: Cross multiply
    87,216,465.64x = 120,364,007.39 × 48,058,195
  4. Step 4: Simplify right side
    87,216,465.64x = 5,784,476,938,130,061
  5. Step 5: Solve for x
    x = 5,784,476,938,130,061/87,216,465.64
  6. Step 6: Final answer
    x = 66,323,221.15

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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.