Home / 81,281,993.69-112,169,209.77-44,112,264.09

Finding the Fourth Proportional to 81,281,993.69, 112,169,209.77 and 44,112,264.09

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Solution

The fourth proportional to 81,281,993.69, 112,169,209.77 and 44,112,264.09 is: 60,874,956.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,281,993.69 : 112,169,209.77 = 44,112,264.09 : x
  2. Step 2: Convert to fraction form
    81,281,993.69/112,169,209.77 = 44,112,264.09/x
  3. Step 3: Cross multiply
    81,281,993.69x = 112,169,209.77 × 44,112,264.09
  4. Step 4: Simplify right side
    81,281,993.69x = 4,948,037,804,140,848
  5. Step 5: Solve for x
    x = 4,948,037,804,140,848/81,281,993.69
  6. Step 6: Final answer
    x = 60,874,956.18

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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.