Home / 954,472,393.71-1,431,914,662.90-290,538,331.04

Finding the Fourth Proportional to 954,472,393.71, 1,431,914,662.90 and 290,538,331.04

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Solution

The fourth proportional to 954,472,393.71, 1,431,914,662.90 and 290,538,331.04 is: 435,870,224.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,472,393.71 : 1,431,914,662.90 = 290,538,331.04 : x
  2. Step 2: Convert to fraction form
    954,472,393.71/1,431,914,662.90 = 290,538,331.04/x
  3. Step 3: Cross multiply
    954,472,393.71x = 1,431,914,662.90 × 290,538,331.04
  4. Step 4: Simplify right side
    954,472,393.71x = 416,026,096,343,115,712
  5. Step 5: Solve for x
    x = 416,026,096,343,115,712/954,472,393.71
  6. Step 6: Final answer
    x = 435,870,224.31

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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.