Home / 299,043,406.20-447,669,314.10-177,812,455.80

Finding the Fourth Proportional to 299,043,406.20, 447,669,314.10 and 177,812,455.80

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Solution

The fourth proportional to 299,043,406.20, 447,669,314.10 and 177,812,455.80 is: 266,186,040.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,043,406.20 : 447,669,314.10 = 177,812,455.80 : x
  2. Step 2: Convert to fraction form
    299,043,406.20/447,669,314.10 = 177,812,455.80/x
  3. Step 3: Cross multiply
    299,043,406.20x = 447,669,314.10 × 177,812,455.80
  4. Step 4: Simplify right side
    299,043,406.20x = 79,601,180,126,422,576
  5. Step 5: Solve for x
    x = 79,601,180,126,422,576/299,043,406.20
  6. Step 6: Final answer
    x = 266,186,040.14

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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.