Home / 108,940,215.44-163,313,571.55-42,451,248.91

Finding the Fourth Proportional to 108,940,215.44, 163,313,571.55 and 42,451,248.91

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Solution

The fourth proportional to 108,940,215.44, 163,313,571.55 and 42,451,248.91 is: 63,639,171.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,940,215.44 : 163,313,571.55 = 42,451,248.91 : x
  2. Step 2: Convert to fraction form
    108,940,215.44/163,313,571.55 = 42,451,248.91/x
  3. Step 3: Cross multiply
    108,940,215.44x = 163,313,571.55 × 42,451,248.91
  4. Step 4: Simplify right side
    108,940,215.44x = 6,932,865,075,735,733
  5. Step 5: Solve for x
    x = 6,932,865,075,735,733/108,940,215.44
  6. Step 6: Final answer
    x = 63,639,171.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.