Home / 1,501,528,995-2,250,716,860.80-505,204,150.68

Finding the Fourth Proportional to 1,501,528,995, 2,250,716,860.80 and 505,204,150.68

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Solution

The fourth proportional to 1,501,528,995, 2,250,716,860.80 and 505,204,150.68 is: 757,275,752.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,528,995 : 2,250,716,860.80 = 505,204,150.68 : x
  2. Step 2: Convert to fraction form
    1,501,528,995/2,250,716,860.80 = 505,204,150.68/x
  3. Step 3: Cross multiply
    1,501,528,995x = 2,250,716,860.80 × 505,204,150.68
  4. Step 4: Simplify right side
    1,501,528,995x = 1,137,071,500,081,619,840
  5. Step 5: Solve for x
    x = 1,137,071,500,081,619,840/1,501,528,995
  6. Step 6: Final answer
    x = 757,275,752.83

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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.