Home / 954,472,393.37-1,431,914,662.42-290,538,330.70

Finding the Fourth Proportional to 954,472,393.37, 1,431,914,662.42 and 290,538,330.70

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Solution

The fourth proportional to 954,472,393.37, 1,431,914,662.42 and 290,538,330.70 is: 435,870,223.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,472,393.37 : 1,431,914,662.42 = 290,538,330.70 : x
  2. Step 2: Convert to fraction form
    954,472,393.37/1,431,914,662.42 = 290,538,330.70/x
  3. Step 3: Cross multiply
    954,472,393.37x = 1,431,914,662.42 × 290,538,330.70
  4. Step 4: Simplify right side
    954,472,393.37x = 416,026,095,720,054,656
  5. Step 5: Solve for x
    x = 416,026,095,720,054,656/954,472,393.37
  6. Step 6: Final answer
    x = 435,870,223.81

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Double scale
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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.