Home / 744,242,826.14-1,027,023,637.12-405,144,251.28

Finding the Fourth Proportional to 744,242,826.14, 1,027,023,637.12 and 405,144,251.28

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Solution

The fourth proportional to 744,242,826.14, 1,027,023,637.12 and 405,144,251.28 is: 559,081,939.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,242,826.14 : 1,027,023,637.12 = 405,144,251.28 : x
  2. Step 2: Convert to fraction form
    744,242,826.14/1,027,023,637.12 = 405,144,251.28/x
  3. Step 3: Cross multiply
    744,242,826.14x = 1,027,023,637.12 × 405,144,251.28
  4. Step 4: Simplify right side
    744,242,826.14x = 416,092,722,507,844,800
  5. Step 5: Solve for x
    x = 416,092,722,507,844,800/744,242,826.14
  6. Step 6: Final answer
    x = 559,081,939.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.