Home / 140,241,229.40-210,384,448.56-43,196,891.86

Finding the Fourth Proportional to 140,241,229.40, 210,384,448.56 and 43,196,891.86

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Solution

The fourth proportional to 140,241,229.40, 210,384,448.56 and 43,196,891.86 is: 64,802,300.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,241,229.40 : 210,384,448.56 = 43,196,891.86 : x
  2. Step 2: Convert to fraction form
    140,241,229.40/210,384,448.56 = 43,196,891.86/x
  3. Step 3: Cross multiply
    140,241,229.40x = 210,384,448.56 × 43,196,891.86
  4. Step 4: Simplify right side
    140,241,229.40x = 9,087,954,273,472,052
  5. Step 5: Solve for x
    x = 9,087,954,273,472,052/140,241,229.40
  6. Step 6: Final answer
    x = 64,802,300.38

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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.