Home / 96,716,093.40-144,979,661.70-86,512,426.20

Finding the Fourth Proportional to 96,716,093.40, 144,979,661.70 and 86,512,426.20

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Solution

The fourth proportional to 96,716,093.40, 144,979,661.70 and 86,512,426.20 is: 129,684,128.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,716,093.40 : 144,979,661.70 = 86,512,426.20 : x
  2. Step 2: Convert to fraction form
    96,716,093.40/144,979,661.70 = 86,512,426.20/x
  3. Step 3: Cross multiply
    96,716,093.40x = 144,979,661.70 × 86,512,426.20
  4. Step 4: Simplify right side
    96,716,093.40x = 12,542,542,283,322,216
  5. Step 5: Solve for x
    x = 12,542,542,283,322,216/96,716,093.40
  6. Step 6: Final answer
    x = 129,684,128.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.