Home / 180,838,990.80-270,917,141.40-106,841,974.32

Finding the Fourth Proportional to 180,838,990.80, 270,917,141.40 and 106,841,974.32

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Solution

The fourth proportional to 180,838,990.80, 270,917,141.40 and 106,841,974.32 is: 160,061,290.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,838,990.80 : 270,917,141.40 = 106,841,974.32 : x
  2. Step 2: Convert to fraction form
    180,838,990.80/270,917,141.40 = 106,841,974.32/x
  3. Step 3: Cross multiply
    180,838,990.80x = 270,917,141.40 × 106,841,974.32
  4. Step 4: Simplify right side
    180,838,990.80x = 28,945,322,264,306,604
  5. Step 5: Solve for x
    x = 28,945,322,264,306,604/180,838,990.80
  6. Step 6: Final answer
    x = 160,061,290.63

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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.