Home / 2,697,091,509,723.80-4,044,021,642,949.90-858,435,988,286.20

Finding the Fourth Proportional to 2,697,091,509,723.80, 4,044,021,642,949.90 and 858,435,988,286.20

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Solution

The fourth proportional to 2,697,091,509,723.80, 4,044,021,642,949.90 and 858,435,988,286.20 is: 1,287,139,758,959.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,697,091,509,723.80 : 4,044,021,642,949.90 = 858,435,988,286.20 : x
  2. Step 2: Convert to fraction form
    2,697,091,509,723.80/4,044,021,642,949.90 = 858,435,988,286.20/x
  3. Step 3: Cross multiply
    2,697,091,509,723.80x = 4,044,021,642,949.90 × 858,435,988,286.20
  4. Step 4: Simplify right side
    2,697,091,509,723.80x = 3,471,533,715,716,479,112,970,240
  5. Step 5: Solve for x
    x = 3,471,533,715,716,479,112,970,240/2,697,091,509,723.80
  6. Step 6: Final answer
    x = 1,287,139,758,959.08

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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.