Home / 347,666,469.80-521,569,688.70-102,022,629.80

Finding the Fourth Proportional to 347,666,469.80, 521,569,688.70 and 102,022,629.80

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Solution

The fourth proportional to 347,666,469.80, 521,569,688.70 and 102,022,629.80 is: 153,054,481.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,666,469.80 : 521,569,688.70 = 102,022,629.80 : x
  2. Step 2: Convert to fraction form
    347,666,469.80/521,569,688.70 = 102,022,629.80/x
  3. Step 3: Cross multiply
    347,666,469.80x = 521,569,688.70 × 102,022,629.80
  4. Step 4: Simplify right side
    347,666,469.80x = 53,211,911,265,141,344
  5. Step 5: Solve for x
    x = 53,211,911,265,141,344/347,666,469.80
  6. Step 6: Final answer
    x = 153,054,481.49

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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.