Home / 61,146,898.31-84,354,914.70-36,353,016.78

Finding the Fourth Proportional to 61,146,898.31, 84,354,914.70 and 36,353,016.78

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Solution

The fourth proportional to 61,146,898.31, 84,354,914.70 and 36,353,016.78 is: 50,150,632.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,146,898.31 : 84,354,914.70 = 36,353,016.78 : x
  2. Step 2: Convert to fraction form
    61,146,898.31/84,354,914.70 = 36,353,016.78/x
  3. Step 3: Cross multiply
    61,146,898.31x = 84,354,914.70 × 36,353,016.78
  4. Step 4: Simplify right side
    61,146,898.31x = 3,066,555,629,248,237.50
  5. Step 5: Solve for x
    x = 3,066,555,629,248,237.50/61,146,898.31
  6. Step 6: Final answer
    x = 50,150,632.56

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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.