Home / 3,830,891,736.32-5,286,181,364.16-2,160,041,310.08

Finding the Fourth Proportional to 3,830,891,736.32, 5,286,181,364.16 and 2,160,041,310.08

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Solution

The fourth proportional to 3,830,891,736.32, 5,286,181,364.16 and 2,160,041,310.08 is: 2,980,603,709.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830,891,736.32 : 5,286,181,364.16 = 2,160,041,310.08 : x
  2. Step 2: Convert to fraction form
    3,830,891,736.32/5,286,181,364.16 = 2,160,041,310.08/x
  3. Step 3: Cross multiply
    3,830,891,736.32x = 5,286,181,364.16 × 2,160,041,310.08
  4. Step 4: Simplify right side
    3,830,891,736.32x = 11,418,370,119,160,647,680
  5. Step 5: Solve for x
    x = 11,418,370,119,160,647,680/3,830,891,736.32
  6. Step 6: Final answer
    x = 2,980,603,709.29

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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.