Home / 245,871,605.52-368,821,842.48-92,518,990.56

Finding the Fourth Proportional to 245,871,605.52, 368,821,842.48 and 92,518,990.56

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Solution

The fourth proportional to 245,871,605.52, 368,821,842.48 and 92,518,990.56 is: 138,783,917.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,871,605.52 : 368,821,842.48 = 92,518,990.56 : x
  2. Step 2: Convert to fraction form
    245,871,605.52/368,821,842.48 = 92,518,990.56/x
  3. Step 3: Cross multiply
    245,871,605.52x = 368,821,842.48 × 92,518,990.56
  4. Step 4: Simplify right side
    245,871,605.52x = 34,123,024,562,728,928
  5. Step 5: Solve for x
    x = 34,123,024,562,728,928/245,871,605.52
  6. Step 6: Final answer
    x = 138,783,917.28

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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.