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Finding the Fourth Proportional to 487,485,978.27, 672,731,953.93 and 264,467,659.90

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Solution

The fourth proportional to 487,485,978.27, 672,731,953.93 and 264,467,659.90 is: 364,966,078.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,485,978.27 : 672,731,953.93 = 264,467,659.90 : x
  2. Step 2: Convert to fraction form
    487,485,978.27/672,731,953.93 = 264,467,659.90/x
  3. Step 3: Cross multiply
    487,485,978.27x = 672,731,953.93 × 264,467,659.90
  4. Step 4: Simplify right side
    487,485,978.27x = 177,915,845,595,821,696
  5. Step 5: Solve for x
    x = 177,915,845,595,821,696/487,485,978.27
  6. Step 6: Final answer
    x = 364,966,078.05

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Why These Related Problems?

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