Home / 81,562,954.43-112,557,345.20-44,393,146.05

Finding the Fourth Proportional to 81,562,954.43, 112,557,345.20 and 44,393,146.05

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Solution

The fourth proportional to 81,562,954.43, 112,557,345.20 and 44,393,146.05 is: 61,262,796.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,562,954.43 : 112,557,345.20 = 44,393,146.05 : x
  2. Step 2: Convert to fraction form
    81,562,954.43/112,557,345.20 = 44,393,146.05/x
  3. Step 3: Cross multiply
    81,562,954.43x = 112,557,345.20 × 44,393,146.05
  4. Step 4: Simplify right side
    81,562,954.43x = 4,996,774,664,241,900
  5. Step 5: Solve for x
    x = 4,996,774,664,241,900/81,562,954.43
  6. Step 6: Final answer
    x = 61,262,796.32

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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.