Home / 1,381,295,795.24-2,071,960,297.32-385,256,197.87

Finding the Fourth Proportional to 1,381,295,795.24, 2,071,960,297.32 and 385,256,197.87

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Solution

The fourth proportional to 1,381,295,795.24, 2,071,960,297.32 and 385,256,197.87 is: 577,888,927.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,381,295,795.24 : 2,071,960,297.32 = 385,256,197.87 : x
  2. Step 2: Convert to fraction form
    1,381,295,795.24/2,071,960,297.32 = 385,256,197.87/x
  3. Step 3: Cross multiply
    1,381,295,795.24x = 2,071,960,297.32 × 385,256,197.87
  4. Step 4: Simplify right side
    1,381,295,795.24x = 798,235,546,291,067,904
  5. Step 5: Solve for x
    x = 798,235,546,291,067,904/1,381,295,795.24
  6. Step 6: Final answer
    x = 577,888,927.95

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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.