Home / 81,082,426.54-111,893,194.03-43,911,851.95

Finding the Fourth Proportional to 81,082,426.54, 111,893,194.03 and 43,911,851.95

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Solution

The fourth proportional to 81,082,426.54, 111,893,194.03 and 43,911,851.95 is: 60,598,055.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,082,426.54 : 111,893,194.03 = 43,911,851.95 : x
  2. Step 2: Convert to fraction form
    81,082,426.54/111,893,194.03 = 43,911,851.95/x
  3. Step 3: Cross multiply
    81,082,426.54x = 111,893,194.03 × 43,911,851.95
  4. Step 4: Simplify right side
    81,082,426.54x = 4,913,437,370,457,984
  5. Step 5: Solve for x
    x = 4,913,437,370,457,984/81,082,426.54
  6. Step 6: Final answer
    x = 60,598,055.34

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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.