Home / 958,325,550-1,322,489,261.16-518,292,402

Finding the Fourth Proportional to 958,325,550, 1,322,489,261.16 and 518,292,402

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Solution

The fourth proportional to 958,325,550, 1,322,489,261.16 and 518,292,402 is: 715,243,515.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,325,550 : 1,322,489,261.16 = 518,292,402 : x
  2. Step 2: Convert to fraction form
    958,325,550/1,322,489,261.16 = 518,292,402/x
  3. Step 3: Cross multiply
    958,325,550x = 1,322,489,261.16 × 518,292,402
  4. Step 4: Simplify right side
    958,325,550x = 685,436,135,785,821,696
  5. Step 5: Solve for x
    x = 685,436,135,785,821,696/958,325,550
  6. Step 6: Final answer
    x = 715,243,515.93

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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.