Home / 569,047,242.32-785,285,991.24-308,286,858.32

Finding the Fourth Proportional to 569,047,242.32, 785,285,991.24 and 308,286,858.32

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Solution

The fourth proportional to 569,047,242.32, 785,285,991.24 and 308,286,858.32 is: 425,436,296.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,047,242.32 : 785,285,991.24 = 308,286,858.32 : x
  2. Step 2: Convert to fraction form
    569,047,242.32/785,285,991.24 = 308,286,858.32/x
  3. Step 3: Cross multiply
    569,047,242.32x = 785,285,991.24 × 308,286,858.32
  4. Step 4: Simplify right side
    569,047,242.32x = 242,093,351,122,086,624
  5. Step 5: Solve for x
    x = 242,093,351,122,086,624/569,047,242.32
  6. Step 6: Final answer
    x = 425,436,296.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.