Home / 325,863,857.40-488,795,786.10-196,404,829.80

Finding the Fourth Proportional to 325,863,857.40, 488,795,786.10 and 196,404,829.80

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Solution

The fourth proportional to 325,863,857.40, 488,795,786.10 and 196,404,829.80 is: 294,607,244.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,863,857.40 : 488,795,786.10 = 196,404,829.80 : x
  2. Step 2: Convert to fraction form
    325,863,857.40/488,795,786.10 = 196,404,829.80/x
  3. Step 3: Cross multiply
    325,863,857.40x = 488,795,786.10 × 196,404,829.80
  4. Step 4: Simplify right side
    325,863,857.40x = 96,001,853,175,927,712
  5. Step 5: Solve for x
    x = 96,001,853,175,927,712/325,863,857.40
  6. Step 6: Final answer
    x = 294,607,244.70

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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.