Home / 156,494,009.34-234,741,823.81-91,752,413.58

Finding the Fourth Proportional to 156,494,009.34, 234,741,823.81 and 91,752,413.58

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Solution

The fourth proportional to 156,494,009.34, 234,741,823.81 and 91,752,413.58 is: 137,629,095.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,494,009.34 : 234,741,823.81 = 91,752,413.58 : x
  2. Step 2: Convert to fraction form
    156,494,009.34/234,741,823.81 = 91,752,413.58/x
  3. Step 3: Cross multiply
    156,494,009.34x = 234,741,823.81 × 91,752,413.58
  4. Step 4: Simplify right side
    156,494,009.34x = 21,538,128,902,509,232
  5. Step 5: Solve for x
    x = 21,538,128,902,509,232/156,494,009.34
  6. Step 6: Final answer
    x = 137,629,095.15

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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.