Home / 99,409,033.98-149,122,170.27-30,337,389.54

Finding the Fourth Proportional to 99,409,033.98, 149,122,170.27 and 30,337,389.54

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Solution

The fourth proportional to 99,409,033.98, 149,122,170.27 and 30,337,389.54 is: 45,508,714.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,409,033.98 : 149,122,170.27 = 30,337,389.54 : x
  2. Step 2: Convert to fraction form
    99,409,033.98/149,122,170.27 = 30,337,389.54/x
  3. Step 3: Cross multiply
    99,409,033.98x = 149,122,170.27 × 30,337,389.54
  4. Step 4: Simplify right side
    99,409,033.98x = 4,523,977,368,531,197
  5. Step 5: Solve for x
    x = 4,523,977,368,531,197/99,409,033.98
  6. Step 6: Final answer
    x = 45,508,714.73

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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.