Home / 958,307,233.32-1,322,464,864.39-518,274,085.32

Finding the Fourth Proportional to 958,307,233.32, 1,322,464,864.39 and 518,274,085.32

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Solution

The fourth proportional to 958,307,233.32, 1,322,464,864.39 and 518,274,085.32 is: 715,218,714.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,307,233.32 : 1,322,464,864.39 = 518,274,085.32 : x
  2. Step 2: Convert to fraction form
    958,307,233.32/1,322,464,864.39 = 518,274,085.32/x
  3. Step 3: Cross multiply
    958,307,233.32x = 1,322,464,864.39 × 518,274,085.32
  4. Step 4: Simplify right side
    958,307,233.32x = 685,399,267,958,269,440
  5. Step 5: Solve for x
    x = 685,399,267,958,269,440/958,307,233.32
  6. Step 6: Final answer
    x = 715,218,714.97

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Double scale
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1.5x scale

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.