Home / 149,272,330.40-224,008,028.40-84,576,010.40

Finding the Fourth Proportional to 149,272,330.40, 224,008,028.40 and 84,576,010.40

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Solution

The fourth proportional to 149,272,330.40, 224,008,028.40 and 84,576,010.40 is: 126,920,409.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,272,330.40 : 224,008,028.40 = 84,576,010.40 : x
  2. Step 2: Convert to fraction form
    149,272,330.40/224,008,028.40 = 84,576,010.40/x
  3. Step 3: Cross multiply
    149,272,330.40x = 224,008,028.40 × 84,576,010.40
  4. Step 4: Simplify right side
    149,272,330.40x = 18,945,705,339,641,896
  5. Step 5: Solve for x
    x = 18,945,705,339,641,896/149,272,330.40
  6. Step 6: Final answer
    x = 126,920,409.76

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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.