Home / 321,082,622.50-443,130,776.58-179,991,949.74

Finding the Fourth Proportional to 321,082,622.50, 443,130,776.58 and 179,991,949.74

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Solution

The fourth proportional to 321,082,622.50, 443,130,776.58 and 179,991,949.74 is: 248,409,496.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,082,622.50 : 443,130,776.58 = 179,991,949.74 : x
  2. Step 2: Convert to fraction form
    321,082,622.50/443,130,776.58 = 179,991,949.74/x
  3. Step 3: Cross multiply
    321,082,622.50x = 443,130,776.58 × 179,991,949.74
  4. Step 4: Simplify right side
    321,082,622.50x = 79,759,972,466,434,528
  5. Step 5: Solve for x
    x = 79,759,972,466,434,528/321,082,622.50
  6. Step 6: Final answer
    x = 248,409,496.11

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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.