Home / 75,267,155.73-103,675,144.01-53,202,721.86

Finding the Fourth Proportional to 75,267,155.73, 103,675,144.01 and 53,202,721.86

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Solution

The fourth proportional to 75,267,155.73, 103,675,144.01 and 53,202,721.86 is: 73,282,958.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,267,155.73 : 103,675,144.01 = 53,202,721.86 : x
  2. Step 2: Convert to fraction form
    75,267,155.73/103,675,144.01 = 53,202,721.86/x
  3. Step 3: Cross multiply
    75,267,155.73x = 103,675,144.01 × 53,202,721.86
  4. Step 4: Simplify right side
    75,267,155.73x = 5,515,799,850,293,461
  5. Step 5: Solve for x
    x = 5,515,799,850,293,461/75,267,155.73
  6. Step 6: Final answer
    x = 73,282,958.51

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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.