Home / 81,686,991.06-112,728,065.58-44,517,280.14

Finding the Fourth Proportional to 81,686,991.06, 112,728,065.58 and 44,517,280.14

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Solution

The fourth proportional to 81,686,991.06, 112,728,065.58 and 44,517,280.14 is: 61,433,856.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,686,991.06 : 112,728,065.58 = 44,517,280.14 : x
  2. Step 2: Convert to fraction form
    81,686,991.06/112,728,065.58 = 44,517,280.14/x
  3. Step 3: Cross multiply
    81,686,991.06x = 112,728,065.58 × 44,517,280.14
  4. Step 4: Simplify right side
    81,686,991.06x = 5,018,346,875,065,152
  5. Step 5: Solve for x
    x = 5,018,346,875,065,152/81,686,991.06
  6. Step 6: Final answer
    x = 61,433,856.36

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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.