Home / 490,567,488.04-736,047,537.18-199,456,987.24

Finding the Fourth Proportional to 490,567,488.04, 736,047,537.18 and 199,456,987.24

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Solution

The fourth proportional to 490,567,488.04, 736,047,537.18 and 199,456,987.24 is: 299,265,295.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,567,488.04 : 736,047,537.18 = 199,456,987.24 : x
  2. Step 2: Convert to fraction form
    490,567,488.04/736,047,537.18 = 199,456,987.24/x
  3. Step 3: Cross multiply
    490,567,488.04x = 736,047,537.18 × 199,456,987.24
  4. Step 4: Simplify right side
    490,567,488.04x = 146,809,824,231,344,672
  5. Step 5: Solve for x
    x = 146,809,824,231,344,672/490,567,488.04
  6. Step 6: Final answer
    x = 299,265,295.42

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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.