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Finding the Fourth Proportional to 104,291,556.30, 146,310,509.70 and 104,291,556.30

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Solution

The fourth proportional to 104,291,556.30, 146,310,509.70 and 104,291,556.30 is: 146,310,509.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,291,556.30 : 146,310,509.70 = 104,291,556.30 : x
  2. Step 2: Convert to fraction form
    104,291,556.30/146,310,509.70 = 104,291,556.30/x
  3. Step 3: Cross multiply
    104,291,556.30x = 146,310,509.70 × 104,291,556.30
  4. Step 4: Simplify right side
    104,291,556.30x = 15,258,950,759,659,244
  5. Step 5: Solve for x
    x = 15,258,950,759,659,244/104,291,556.30
  6. Step 6: Final answer
    x = 146,310,509.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.