Home / 112,462,448.37-168,697,383.98-38,685,487.29

Finding the Fourth Proportional to 112,462,448.37, 168,697,383.98 and 38,685,487.29

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Solution

The fourth proportional to 112,462,448.37, 168,697,383.98 and 38,685,487.29 is: 58,029,507.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,462,448.37 : 168,697,383.98 = 38,685,487.29 : x
  2. Step 2: Convert to fraction form
    112,462,448.37/168,697,383.98 = 38,685,487.29/x
  3. Step 3: Cross multiply
    112,462,448.37x = 168,697,383.98 × 38,685,487.29
  4. Step 4: Simplify right side
    112,462,448.37x = 6,526,140,503,621,112
  5. Step 5: Solve for x
    x = 6,526,140,503,621,112/112,462,448.37
  6. Step 6: Final answer
    x = 58,029,507.61

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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.