Home / 112,633,845.90-168,950,768.85-104,741,947.05

Finding the Fourth Proportional to 112,633,845.90, 168,950,768.85 and 104,741,947.05

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Solution

The fourth proportional to 112,633,845.90, 168,950,768.85 and 104,741,947.05 is: 157,112,920.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,633,845.90 : 168,950,768.85 = 104,741,947.05 : x
  2. Step 2: Convert to fraction form
    112,633,845.90/168,950,768.85 = 104,741,947.05/x
  3. Step 3: Cross multiply
    112,633,845.90x = 168,950,768.85 × 104,741,947.05
  4. Step 4: Simplify right side
    112,633,845.90x = 17,696,232,484,943,488
  5. Step 5: Solve for x
    x = 17,696,232,484,943,488/112,633,845.90
  6. Step 6: Final answer
    x = 157,112,920.58

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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.