Home / 449,075,773.80-673,613,660.70-254,912,164.20

Finding the Fourth Proportional to 449,075,773.80, 673,613,660.70 and 254,912,164.20

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Solution

The fourth proportional to 449,075,773.80, 673,613,660.70 and 254,912,164.20 is: 382,368,246.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,075,773.80 : 673,613,660.70 = 254,912,164.20 : x
  2. Step 2: Convert to fraction form
    449,075,773.80/673,613,660.70 = 254,912,164.20/x
  3. Step 3: Cross multiply
    449,075,773.80x = 673,613,660.70 × 254,912,164.20
  4. Step 4: Simplify right side
    449,075,773.80x = 171,712,316,083,721,504
  5. Step 5: Solve for x
    x = 171,712,316,083,721,504/449,075,773.80
  6. Step 6: Final answer
    x = 382,368,246.30

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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.