Home / 922,841,062.35-1,384,323,309.30-324,507,431.88

Finding the Fourth Proportional to 922,841,062.35, 1,384,323,309.30 and 324,507,431.88

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Solution

The fourth proportional to 922,841,062.35, 1,384,323,309.30 and 324,507,431.88 is: 486,782,849.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,841,062.35 : 1,384,323,309.30 = 324,507,431.88 : x
  2. Step 2: Convert to fraction form
    922,841,062.35/1,384,323,309.30 = 324,507,431.88/x
  3. Step 3: Cross multiply
    922,841,062.35x = 1,384,323,309.30 × 324,507,431.88
  4. Step 4: Simplify right side
    922,841,062.35x = 449,223,201,992,565,888
  5. Step 5: Solve for x
    x = 449,223,201,992,565,888/922,841,062.35
  6. Step 6: Final answer
    x = 486,782,849.53

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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.