Home / 121,170,274.56-181,843,103.52-47,404,952.64

Finding the Fourth Proportional to 121,170,274.56, 181,843,103.52 and 47,404,952.64

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Solution

The fourth proportional to 121,170,274.56, 181,843,103.52 and 47,404,952.64 is: 71,141,736.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,170,274.56 : 181,843,103.52 = 47,404,952.64 : x
  2. Step 2: Convert to fraction form
    121,170,274.56/181,843,103.52 = 47,404,952.64/x
  3. Step 3: Cross multiply
    121,170,274.56x = 181,843,103.52 × 47,404,952.64
  4. Step 4: Simplify right side
    121,170,274.56x = 8,620,263,710,276,218
  5. Step 5: Solve for x
    x = 8,620,263,710,276,218/121,170,274.56
  6. Step 6: Final answer
    x = 71,141,736.22

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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.