Home / 66,529,400.80-99,794,101.20-30,697,592.80

Finding the Fourth Proportional to 66,529,400.80, 99,794,101.20 and 30,697,592.80

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Solution

The fourth proportional to 66,529,400.80, 99,794,101.20 and 30,697,592.80 is: 46,046,389.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,529,400.80 : 99,794,101.20 = 30,697,592.80 : x
  2. Step 2: Convert to fraction form
    66,529,400.80/99,794,101.20 = 30,697,592.80/x
  3. Step 3: Cross multiply
    66,529,400.80x = 99,794,101.20 × 30,697,592.80
  4. Step 4: Simplify right side
    66,529,400.80x = 3,063,438,682,479,591.50
  5. Step 5: Solve for x
    x = 3,063,438,682,479,591.50/66,529,400.80
  6. Step 6: Final answer
    x = 46,046,389.20

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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.