Home / 303,885,107.68-419,360,173.14-164,656,423.30

Finding the Fourth Proportional to 303,885,107.68, 419,360,173.14 and 164,656,423.30

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Solution

The fourth proportional to 303,885,107.68, 419,360,173.14 and 164,656,423.30 is: 227,225,173.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,885,107.68 : 419,360,173.14 = 164,656,423.30 : x
  2. Step 2: Convert to fraction form
    303,885,107.68/419,360,173.14 = 164,656,423.30/x
  3. Step 3: Cross multiply
    303,885,107.68x = 419,360,173.14 × 164,656,423.30
  4. Step 4: Simplify right side
    303,885,107.68x = 69,050,346,183,701,136
  5. Step 5: Solve for x
    x = 69,050,346,183,701,136/303,885,107.68
  6. Step 6: Final answer
    x = 227,225,173.06

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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.