Home / 86,531,505,095.82-119,414,178,168.54-47,951,069,413.50

Finding the Fourth Proportional to 86,531,505,095.82, 119,414,178,168.54 and 47,951,069,413.50

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Solution

The fourth proportional to 86,531,505,095.82, 119,414,178,168.54 and 47,951,069,413.50 is: 66,172,864,322.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,531,505,095.82 : 119,414,178,168.54 = 47,951,069,413.50 : x
  2. Step 2: Convert to fraction form
    86,531,505,095.82/119,414,178,168.54 = 47,951,069,413.50/x
  3. Step 3: Cross multiply
    86,531,505,095.82x = 119,414,178,168.54 × 47,951,069,413.50
  4. Step 4: Simplify right side
    86,531,505,095.82x = 5,726,037,546,315,717,541,888
  5. Step 5: Solve for x
    x = 5,726,037,546,315,717,541,888/86,531,505,095.82
  6. Step 6: Final answer
    x = 66,172,864,322.36

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1.5x scale

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.