Home / 1,092,496,355.40-1,638,946,620.09-345,700,150.47

Finding the Fourth Proportional to 1,092,496,355.40, 1,638,946,620.09 and 345,700,150.47

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Solution

The fourth proportional to 1,092,496,355.40, 1,638,946,620.09 and 345,700,150.47 is: 518,614,172.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,496,355.40 : 1,638,946,620.09 = 345,700,150.47 : x
  2. Step 2: Convert to fraction form
    1,092,496,355.40/1,638,946,620.09 = 345,700,150.47/x
  3. Step 3: Cross multiply
    1,092,496,355.40x = 1,638,946,620.09 × 345,700,150.47
  4. Step 4: Simplify right side
    1,092,496,355.40x = 566,584,093,177,410,944
  5. Step 5: Solve for x
    x = 566,584,093,177,410,944/1,092,496,355.40
  6. Step 6: Final answer
    x = 518,614,172.37

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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.