Home / 299,383,543.10-449,075,314.65-146,127,914.30

Finding the Fourth Proportional to 299,383,543.10, 449,075,314.65 and 146,127,914.30

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Solution

The fourth proportional to 299,383,543.10, 449,075,314.65 and 146,127,914.30 is: 219,191,871.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,383,543.10 : 449,075,314.65 = 146,127,914.30 : x
  2. Step 2: Convert to fraction form
    299,383,543.10/449,075,314.65 = 146,127,914.30/x
  3. Step 3: Cross multiply
    299,383,543.10x = 449,075,314.65 × 146,127,914.30
  4. Step 4: Simplify right side
    299,383,543.10x = 65,622,439,093,420,736
  5. Step 5: Solve for x
    x = 65,622,439,093,420,736/299,383,543.10
  6. Step 6: Final answer
    x = 219,191,871.45

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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.