Home / 177,754,436.10-266,112,022.95-126,736,100.10

Finding the Fourth Proportional to 177,754,436.10, 266,112,022.95 and 126,736,100.10

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Solution

The fourth proportional to 177,754,436.10, 266,112,022.95 and 126,736,100.10 is: 189,733,661.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,754,436.10 : 266,112,022.95 = 126,736,100.10 : x
  2. Step 2: Convert to fraction form
    177,754,436.10/266,112,022.95 = 126,736,100.10/x
  3. Step 3: Cross multiply
    177,754,436.10x = 266,112,022.95 × 126,736,100.10
  4. Step 4: Simplify right side
    177,754,436.10x = 33,725,999,978,404,696
  5. Step 5: Solve for x
    x = 33,725,999,978,404,696/177,754,436.10
  6. Step 6: Final answer
    x = 189,733,661.33

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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.