Home / 81,562,951.23-112,557,340.80-44,393,142.86

Finding the Fourth Proportional to 81,562,951.23, 112,557,340.80 and 44,393,142.86

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Solution

The fourth proportional to 81,562,951.23, 112,557,340.80 and 44,393,142.86 is: 61,262,791.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,562,951.23 : 112,557,340.80 = 44,393,142.86 : x
  2. Step 2: Convert to fraction form
    81,562,951.23/112,557,340.80 = 44,393,142.86/x
  3. Step 3: Cross multiply
    81,562,951.23x = 112,557,340.80 × 44,393,142.86
  4. Step 4: Simplify right side
    81,562,951.23x = 4,996,774,109,935,410
  5. Step 5: Solve for x
    x = 4,996,774,109,935,410/81,562,951.23
  6. Step 6: Final answer
    x = 61,262,791.92

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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.