Home / 248,433,355.10-372,667,747.35-75,909,891.80

Finding the Fourth Proportional to 248,433,355.10, 372,667,747.35 and 75,909,891.80

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Solution

The fourth proportional to 248,433,355.10, 372,667,747.35 and 75,909,891.80 is: 113,870,250.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,433,355.10 : 372,667,747.35 = 75,909,891.80 : x
  2. Step 2: Convert to fraction form
    248,433,355.10/372,667,747.35 = 75,909,891.80/x
  3. Step 3: Cross multiply
    248,433,355.10x = 372,667,747.35 × 75,909,891.80
  4. Step 4: Simplify right side
    248,433,355.10x = 28,289,168,378,688,236
  5. Step 5: Solve for x
    x = 28,289,168,378,688,236/248,433,355.10
  6. Step 6: Final answer
    x = 113,870,250.50

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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.