Home / 134,028,865.80-184,967,733.96-100,930,720.32

Finding the Fourth Proportional to 134,028,865.80, 184,967,733.96 and 100,930,720.32

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Solution

The fourth proportional to 134,028,865.80, 184,967,733.96 and 100,930,720.32 is: 139,290,342.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,028,865.80 : 184,967,733.96 = 100,930,720.32 : x
  2. Step 2: Convert to fraction form
    134,028,865.80/184,967,733.96 = 100,930,720.32/x
  3. Step 3: Cross multiply
    134,028,865.80x = 184,967,733.96 × 100,930,720.32
  4. Step 4: Simplify right side
    134,028,865.80x = 18,668,926,624,540,924
  5. Step 5: Solve for x
    x = 18,668,926,624,540,924/134,028,865.80
  6. Step 6: Final answer
    x = 139,290,342.52

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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.