Home / 455,832,600.32-684,431,944.96-394,610,597.12

Finding the Fourth Proportional to 455,832,600.32, 684,431,944.96 and 394,610,597.12

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Solution

The fourth proportional to 455,832,600.32, 684,431,944.96 and 394,610,597.12 is: 592,507,201.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,832,600.32 : 684,431,944.96 = 394,610,597.12 : x
  2. Step 2: Convert to fraction form
    455,832,600.32/684,431,944.96 = 394,610,597.12/x
  3. Step 3: Cross multiply
    455,832,600.32x = 684,431,944.96 × 394,610,597.12
  4. Step 4: Simplify right side
    455,832,600.32x = 270,084,098,488,668,608
  5. Step 5: Solve for x
    x = 270,084,098,488,668,608/455,832,600.32
  6. Step 6: Final answer
    x = 592,507,201.76

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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.