Home / 225,358,413.93-338,086,118.30-69,909,123.69

Finding the Fourth Proportional to 225,358,413.93, 338,086,118.30 and 69,909,123.69

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Solution

The fourth proportional to 225,358,413.93, 338,086,118.30 and 69,909,123.69 is: 104,878,730.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,358,413.93 : 338,086,118.30 = 69,909,123.69 : x
  2. Step 2: Convert to fraction form
    225,358,413.93/338,086,118.30 = 69,909,123.69/x
  3. Step 3: Cross multiply
    225,358,413.93x = 338,086,118.30 × 69,909,123.69
  4. Step 4: Simplify right side
    225,358,413.93x = 23,635,304,261,757,128
  5. Step 5: Solve for x
    x = 23,635,304,261,757,128/225,358,413.93
  6. Step 6: Final answer
    x = 104,878,730.06

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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.