Home / 496,938,450.40-685,805,743.10-273,919,629.02

Finding the Fourth Proportional to 496,938,450.40, 685,805,743.10 and 273,919,629.02

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Solution

The fourth proportional to 496,938,450.40, 685,805,743.10 and 273,919,629.02 is: 378,026,000.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,938,450.40 : 685,805,743.10 = 273,919,629.02 : x
  2. Step 2: Convert to fraction form
    496,938,450.40/685,805,743.10 = 273,919,629.02/x
  3. Step 3: Cross multiply
    496,938,450.40x = 685,805,743.10 × 273,919,629.02
  4. Step 4: Simplify right side
    496,938,450.40x = 187,855,654,726,993,184
  5. Step 5: Solve for x
    x = 187,855,654,726,993,184/496,938,450.40
  6. Step 6: Final answer
    x = 378,026,000.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.