Home / 135,991,503.08-187,662,798.60-74,110,513.04

Finding the Fourth Proportional to 135,991,503.08, 187,662,798.60 and 74,110,513.04

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Solution

The fourth proportional to 135,991,503.08, 187,662,798.60 and 74,110,513.04 is: 102,269,523.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,991,503.08 : 187,662,798.60 = 74,110,513.04 : x
  2. Step 2: Convert to fraction form
    135,991,503.08/187,662,798.60 = 74,110,513.04/x
  3. Step 3: Cross multiply
    135,991,503.08x = 187,662,798.60 × 74,110,513.04
  4. Step 4: Simplify right side
    135,991,503.08x = 13,907,786,282,768,194
  5. Step 5: Solve for x
    x = 13,907,786,282,768,194/135,991,503.08
  6. Step 6: Final answer
    x = 102,269,523.96

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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.