Home / 1,761,533,135.04-2,640,554,370.96-827,183,404.65

Finding the Fourth Proportional to 1,761,533,135.04, 2,640,554,370.96 and 827,183,404.65

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Solution

The fourth proportional to 1,761,533,135.04, 2,640,554,370.96 and 827,183,404.65 is: 1,239,955,531.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,533,135.04 : 2,640,554,370.96 = 827,183,404.65 : x
  2. Step 2: Convert to fraction form
    1,761,533,135.04/2,640,554,370.96 = 827,183,404.65/x
  3. Step 3: Cross multiply
    1,761,533,135.04x = 2,640,554,370.96 × 827,183,404.65
  4. Step 4: Simplify right side
    1,761,533,135.04x = 2,184,222,754,727,530,752
  5. Step 5: Solve for x
    x = 2,184,222,754,727,530,752/1,761,533,135.04
  6. Step 6: Final answer
    x = 1,239,955,531.51

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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.