Home / 1,459,489,470.16-2,189,515,869-476,651,784.94

Finding the Fourth Proportional to 1,459,489,470.16, 2,189,515,869 and 476,651,784.94

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Solution

The fourth proportional to 1,459,489,470.16, 2,189,515,869 and 476,651,784.94 is: 715,069,665.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459,489,470.16 : 2,189,515,869 = 476,651,784.94 : x
  2. Step 2: Convert to fraction form
    1,459,489,470.16/2,189,515,869 = 476,651,784.94/x
  3. Step 3: Cross multiply
    1,459,489,470.16x = 2,189,515,869 × 476,651,784.94
  4. Step 4: Simplify right side
    1,459,489,470.16x = 1,043,636,647,113,305,216
  5. Step 5: Solve for x
    x = 1,043,636,647,113,305,216/1,459,489,470.16
  6. Step 6: Final answer
    x = 715,069,665.42

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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.