Home / 279,757,055.24-386,065,936.47-152,600,504.60

Finding the Fourth Proportional to 279,757,055.24, 386,065,936.47 and 152,600,504.60

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Solution

The fourth proportional to 279,757,055.24, 386,065,936.47 and 152,600,504.60 is: 210,589,351.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,757,055.24 : 386,065,936.47 = 152,600,504.60 : x
  2. Step 2: Convert to fraction form
    279,757,055.24/386,065,936.47 = 152,600,504.60/x
  3. Step 3: Cross multiply
    279,757,055.24x = 386,065,936.47 × 152,600,504.60
  4. Step 4: Simplify right side
    279,757,055.24x = 58,913,856,712,263,216
  5. Step 5: Solve for x
    x = 58,913,856,712,263,216/279,757,055.24
  6. Step 6: Final answer
    x = 210,589,351.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.