Home / 210,046,751.20-314,928,409.20-111,694,736.80

Finding the Fourth Proportional to 210,046,751.20, 314,928,409.20 and 111,694,736.80

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Solution

The fourth proportional to 210,046,751.20, 314,928,409.20 and 111,694,736.80 is: 167,466,745.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,046,751.20 : 314,928,409.20 = 111,694,736.80 : x
  2. Step 2: Convert to fraction form
    210,046,751.20/314,928,409.20 = 111,694,736.80/x
  3. Step 3: Cross multiply
    210,046,751.20x = 314,928,409.20 × 111,694,736.80
  4. Step 4: Simplify right side
    210,046,751.20x = 35,175,845,776,436,696
  5. Step 5: Solve for x
    x = 35,175,845,776,436,696/210,046,751.20
  6. Step 6: Final answer
    x = 167,466,745.26

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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.