Home / 2,135,620,850.35-2,948,178,729.56-1,422,343,409.43

Finding the Fourth Proportional to 2,135,620,850.35, 2,948,178,729.56 and 1,422,343,409.43

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Solution

The fourth proportional to 2,135,620,850.35, 2,948,178,729.56 and 1,422,343,409.43 is: 1,963,514,537.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,620,850.35 : 2,948,178,729.56 = 1,422,343,409.43 : x
  2. Step 2: Convert to fraction form
    2,135,620,850.35/2,948,178,729.56 = 1,422,343,409.43/x
  3. Step 3: Cross multiply
    2,135,620,850.35x = 2,948,178,729.56 × 1,422,343,409.43
  4. Step 4: Simplify right side
    2,135,620,850.35x = 4,193,322,585,804,264,448
  5. Step 5: Solve for x
    x = 4,193,322,585,804,264,448/2,135,620,850.35
  6. Step 6: Final answer
    x = 1,963,514,537.30

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1.5x scale

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.