Home / 64,650,240.18-96,972,998.31-19,210,853.70

Finding the Fourth Proportional to 64,650,240.18, 96,972,998.31 and 19,210,853.70

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Solution

The fourth proportional to 64,650,240.18, 96,972,998.31 and 19,210,853.70 is: 28,815,578.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,650,240.18 : 96,972,998.31 = 19,210,853.70 : x
  2. Step 2: Convert to fraction form
    64,650,240.18/96,972,998.31 = 19,210,853.70/x
  3. Step 3: Cross multiply
    64,650,240.18x = 96,972,998.31 × 19,210,853.70
  4. Step 4: Simplify right side
    64,650,240.18x = 1,862,934,083,383,757.25
  5. Step 5: Solve for x
    x = 1,862,934,083,383,757.25/64,650,240.18
  6. Step 6: Final answer
    x = 28,815,578.69

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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.