Home / 265,790,743.80-398,760,765.30-129,480,574.20

Finding the Fourth Proportional to 265,790,743.80, 398,760,765.30 and 129,480,574.20

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Solution

The fourth proportional to 265,790,743.80, 398,760,765.30 and 129,480,574.20 is: 194,257,227.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,790,743.80 : 398,760,765.30 = 129,480,574.20 : x
  2. Step 2: Convert to fraction form
    265,790,743.80/398,760,765.30 = 129,480,574.20/x
  3. Step 3: Cross multiply
    265,790,743.80x = 398,760,765.30 × 129,480,574.20
  4. Step 4: Simplify right side
    265,790,743.80x = 51,631,772,859,475,440
  5. Step 5: Solve for x
    x = 51,631,772,859,475,440/265,790,743.80
  6. Step 6: Final answer
    x = 194,257,227.02

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