Home / 126,889,942.14-190,295,496.20-61,270,281.52

Finding the Fourth Proportional to 126,889,942.14, 190,295,496.20 and 61,270,281.52

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Solution

The fourth proportional to 126,889,942.14, 190,295,496.20 and 61,270,281.52 is: 91,886,389.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,889,942.14 : 190,295,496.20 = 61,270,281.52 : x
  2. Step 2: Convert to fraction form
    126,889,942.14/190,295,496.20 = 61,270,281.52/x
  3. Step 3: Cross multiply
    126,889,942.14x = 190,295,496.20 × 61,270,281.52
  4. Step 4: Simplify right side
    126,889,942.14x = 11,659,458,623,839,526
  5. Step 5: Solve for x
    x = 11,659,458,623,839,526/126,889,942.14
  6. Step 6: Final answer
    x = 91,886,389.32

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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.