Home / 128,961,907.28-193,263,893.27-58,760,573.29

Finding the Fourth Proportional to 128,961,907.28, 193,263,893.27 and 58,760,573.29

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Solution

The fourth proportional to 128,961,907.28, 193,263,893.27 and 58,760,573.29 is: 88,059,314.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,961,907.28 : 193,263,893.27 = 58,760,573.29 : x
  2. Step 2: Convert to fraction form
    128,961,907.28/193,263,893.27 = 58,760,573.29/x
  3. Step 3: Cross multiply
    128,961,907.28x = 193,263,893.27 × 58,760,573.29
  4. Step 4: Simplify right side
    128,961,907.28x = 11,356,297,165,663,308
  5. Step 5: Solve for x
    x = 11,356,297,165,663,308/128,961,907.28
  6. Step 6: Final answer
    x = 88,059,314.61

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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.