Home / 490,698,504,003.60-736,047,756,005.40-323,195,103,248.40

Finding the Fourth Proportional to 490,698,504,003.60, 736,047,756,005.40 and 323,195,103,248.40

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Solution

The fourth proportional to 490,698,504,003.60, 736,047,756,005.40 and 323,195,103,248.40 is: 484,792,654,872.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,698,504,003.60 : 736,047,756,005.40 = 323,195,103,248.40 : x
  2. Step 2: Convert to fraction form
    490,698,504,003.60/736,047,756,005.40 = 323,195,103,248.40/x
  3. Step 3: Cross multiply
    490,698,504,003.60x = 736,047,756,005.40 × 323,195,103,248.40
  4. Step 4: Simplify right side
    490,698,504,003.60x = 237,887,030,497,918,396,137,472
  5. Step 5: Solve for x
    x = 237,887,030,497,918,396,137,472/490,698,504,003.60
  6. Step 6: Final answer
    x = 484,792,654,872.60

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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.