Home / 107,991,341.32-149,027,954.70-60,958,314.67

Finding the Fourth Proportional to 107,991,341.32, 149,027,954.70 and 60,958,314.67

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Solution

The fourth proportional to 107,991,341.32, 149,027,954.70 and 60,958,314.67 is: 84,122,419.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,991,341.32 : 149,027,954.70 = 60,958,314.67 : x
  2. Step 2: Convert to fraction form
    107,991,341.32/149,027,954.70 = 60,958,314.67/x
  3. Step 3: Cross multiply
    107,991,341.32x = 149,027,954.70 × 60,958,314.67
  4. Step 4: Simplify right side
    107,991,341.32x = 9,084,492,957,229,104
  5. Step 5: Solve for x
    x = 9,084,492,957,229,104/107,991,341.32
  6. Step 6: Final answer
    x = 84,122,419.87

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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.