Home / 386,574,999.48-533,473,586.28-212,734,743.48

Finding the Fourth Proportional to 386,574,999.48, 533,473,586.28 and 212,734,743.48

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Solution

The fourth proportional to 386,574,999.48, 533,473,586.28 and 212,734,743.48 is: 293,573,993.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,574,999.48 : 533,473,586.28 = 212,734,743.48 : x
  2. Step 2: Convert to fraction form
    386,574,999.48/533,473,586.28 = 212,734,743.48/x
  3. Step 3: Cross multiply
    386,574,999.48x = 533,473,586.28 × 212,734,743.48
  4. Step 4: Simplify right side
    386,574,999.48x = 113,488,366,530,631,440
  5. Step 5: Solve for x
    x = 113,488,366,530,631,440/386,574,999.48
  6. Step 6: Final answer
    x = 293,573,993.88

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