Home / 137,845,413.05-190,226,673.92-75,965,751.61

Finding the Fourth Proportional to 137,845,413.05, 190,226,673.92 and 75,965,751.61

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Solution

The fourth proportional to 137,845,413.05, 190,226,673.92 and 75,965,751.61 is: 104,832,739.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,845,413.05 : 190,226,673.92 = 75,965,751.61 : x
  2. Step 2: Convert to fraction form
    137,845,413.05/190,226,673.92 = 75,965,751.61/x
  3. Step 3: Cross multiply
    137,845,413.05x = 190,226,673.92 × 75,965,751.61
  4. Step 4: Simplify right side
    137,845,413.05x = 14,450,712,260,317,534
  5. Step 5: Solve for x
    x = 14,450,712,260,317,534/137,845,413.05
  6. Step 6: Final answer
    x = 104,832,739.38

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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.