Home / 1,261,990,837.72-1,741,548,093.78-705,073,884.04

Finding the Fourth Proportional to 1,261,990,837.72, 1,741,548,093.78 and 705,073,884.04

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Solution

The fourth proportional to 1,261,990,837.72, 1,741,548,093.78 and 705,073,884.04 is: 973,002,372.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,990,837.72 : 1,741,548,093.78 = 705,073,884.04 : x
  2. Step 2: Convert to fraction form
    1,261,990,837.72/1,741,548,093.78 = 705,073,884.04/x
  3. Step 3: Cross multiply
    1,261,990,837.72x = 1,741,548,093.78 × 705,073,884.04
  4. Step 4: Simplify right side
    1,261,990,837.72x = 1,227,920,078,723,922,688
  5. Step 5: Solve for x
    x = 1,227,920,078,723,922,688/1,261,990,837.72
  6. Step 6: Final answer
    x = 973,002,372.14

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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.