Home / 76,416,100.60-114,671,144.68-30,349,910.20

Finding the Fourth Proportional to 76,416,100.60, 114,671,144.68 and 30,349,910.20

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Solution

The fourth proportional to 76,416,100.60, 114,671,144.68 and 30,349,910.20 is: 45,543,529.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,416,100.60 : 114,671,144.68 = 30,349,910.20 : x
  2. Step 2: Convert to fraction form
    76,416,100.60/114,671,144.68 = 30,349,910.20/x
  3. Step 3: Cross multiply
    76,416,100.60x = 114,671,144.68 × 30,349,910.20
  4. Step 4: Simplify right side
    76,416,100.60x = 3,480,258,943,569,208
  5. Step 5: Solve for x
    x = 3,480,258,943,569,208/76,416,100.60
  6. Step 6: Final answer
    x = 45,543,529.65

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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.