Home / 197,567,822.12-272,640,053.39-109,460,047.41

Finding the Fourth Proportional to 197,567,822.12, 272,640,053.39 and 109,460,047.41

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Solution

The fourth proportional to 197,567,822.12, 272,640,053.39 and 109,460,047.41 is: 151,052,903.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,567,822.12 : 272,640,053.39 = 109,460,047.41 : x
  2. Step 2: Convert to fraction form
    197,567,822.12/272,640,053.39 = 109,460,047.41/x
  3. Step 3: Cross multiply
    197,567,822.12x = 272,640,053.39 × 109,460,047.41
  4. Step 4: Simplify right side
    197,567,822.12x = 29,843,193,169,387,028
  5. Step 5: Solve for x
    x = 29,843,193,169,387,028/197,567,822.12
  6. Step 6: Final answer
    x = 151,052,903.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.