Home / 192,803,059.40-265,969,840.02-123,115,169.48

Finding the Fourth Proportional to 192,803,059.40, 265,969,840.02 and 123,115,169.48

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Solution

The fourth proportional to 192,803,059.40, 265,969,840.02 and 123,115,169.48 is: 169,836,111.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,803,059.40 : 265,969,840.02 = 123,115,169.48 : x
  2. Step 2: Convert to fraction form
    192,803,059.40/265,969,840.02 = 123,115,169.48/x
  3. Step 3: Cross multiply
    192,803,059.40x = 265,969,840.02 × 123,115,169.48
  4. Step 4: Simplify right side
    192,803,059.40x = 32,744,921,930,630,788
  5. Step 5: Solve for x
    x = 32,744,921,930,630,788/192,803,059.40
  6. Step 6: Final answer
    x = 169,836,111.69

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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.