Home / 81,164,935.21-112,004,608.73-43,994,417.41

Finding the Fourth Proportional to 81,164,935.21, 112,004,608.73 and 43,994,417.41

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Solution

The fourth proportional to 81,164,935.21, 112,004,608.73 and 43,994,417.41 is: 60,710,668.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,164,935.21 : 112,004,608.73 = 43,994,417.41 : x
  2. Step 2: Convert to fraction form
    81,164,935.21/112,004,608.73 = 43,994,417.41/x
  3. Step 3: Cross multiply
    81,164,935.21x = 112,004,608.73 × 43,994,417.41
  4. Step 4: Simplify right side
    81,164,935.21x = 4,927,577,508,311,350
  5. Step 5: Solve for x
    x = 4,927,577,508,311,350/81,164,935.21
  6. Step 6: Final answer
    x = 60,710,668.91

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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.