Home / 888,884,451.99-1,333,356,907.59-422,305,071.53

Finding the Fourth Proportional to 888,884,451.99, 1,333,356,907.59 and 422,305,071.53

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Solution

The fourth proportional to 888,884,451.99, 1,333,356,907.59 and 422,305,071.53 is: 633,471,969.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,884,451.99 : 1,333,356,907.59 = 422,305,071.53 : x
  2. Step 2: Convert to fraction form
    888,884,451.99/1,333,356,907.59 = 422,305,071.53/x
  3. Step 3: Cross multiply
    888,884,451.99x = 1,333,356,907.59 × 422,305,071.53
  4. Step 4: Simplify right side
    888,884,451.99x = 563,083,384,228,147,712
  5. Step 5: Solve for x
    x = 563,083,384,228,147,712/888,884,451.99
  6. Step 6: Final answer
    x = 633,471,969.24

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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.