Home / 108,873,999.90-163,310,999.85-48,289,725.90

Finding the Fourth Proportional to 108,873,999.90, 163,310,999.85 and 48,289,725.90

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Solution

The fourth proportional to 108,873,999.90, 163,310,999.85 and 48,289,725.90 is: 72,434,588.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,873,999.90 : 163,310,999.85 = 48,289,725.90 : x
  2. Step 2: Convert to fraction form
    108,873,999.90/163,310,999.85 = 48,289,725.90/x
  3. Step 3: Cross multiply
    108,873,999.90x = 163,310,999.85 × 48,289,725.90
  4. Step 4: Simplify right side
    108,873,999.90x = 7,886,243,419,211,441
  5. Step 5: Solve for x
    x = 7,886,243,419,211,441/108,873,999.90
  6. Step 6: Final answer
    x = 72,434,588.85

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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.