Home / 98,012,105.60-146,794,209.60-57,701,321.60

Finding the Fourth Proportional to 98,012,105.60, 146,794,209.60 and 57,701,321.60

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Solution

The fourth proportional to 98,012,105.60, 146,794,209.60 and 57,701,321.60 is: 86,420,140.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,012,105.60 : 146,794,209.60 = 57,701,321.60 : x
  2. Step 2: Convert to fraction form
    98,012,105.60/146,794,209.60 = 57,701,321.60/x
  3. Step 3: Cross multiply
    98,012,105.60x = 146,794,209.60 × 57,701,321.60
  4. Step 4: Simplify right side
    98,012,105.60x = 8,470,219,897,147,407
  5. Step 5: Solve for x
    x = 8,470,219,897,147,407/98,012,105.60
  6. Step 6: Final answer
    x = 86,420,140.10

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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.