Home / 299,383,558.35-449,075,337.53-146,127,929.55

Finding the Fourth Proportional to 299,383,558.35, 449,075,337.53 and 146,127,929.55

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Solution

The fourth proportional to 299,383,558.35, 449,075,337.53 and 146,127,929.55 is: 219,191,894.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,383,558.35 : 449,075,337.53 = 146,127,929.55 : x
  2. Step 2: Convert to fraction form
    299,383,558.35/449,075,337.53 = 146,127,929.55/x
  3. Step 3: Cross multiply
    299,383,558.35x = 449,075,337.53 × 146,127,929.55
  4. Step 4: Simplify right side
    299,383,558.35x = 65,622,449,284,495,672
  5. Step 5: Solve for x
    x = 65,622,449,284,495,672/299,383,558.35
  6. Step 6: Final answer
    x = 219,191,894.33

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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.