Home / 2,329,874,074.40-3,215,207,115.04-1,272,602,720.80

Finding the Fourth Proportional to 2,329,874,074.40, 3,215,207,115.04 and 1,272,602,720.80

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Solution

The fourth proportional to 2,329,874,074.40, 3,215,207,115.04 and 1,272,602,720.80 is: 1,756,181,317.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,329,874,074.40 : 3,215,207,115.04 = 1,272,602,720.80 : x
  2. Step 2: Convert to fraction form
    2,329,874,074.40/3,215,207,115.04 = 1,272,602,720.80/x
  3. Step 3: Cross multiply
    2,329,874,074.40x = 3,215,207,115.04 × 1,272,602,720.80
  4. Step 4: Simplify right side
    2,329,874,074.40x = 4,091,681,322,535,422,464
  5. Step 5: Solve for x
    x = 4,091,681,322,535,422,464/2,329,874,074.40
  6. Step 6: Final answer
    x = 1,756,181,317.91

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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.