Home / 274,926,654.92-412,649,140.48-100,218,555.20

Finding the Fourth Proportional to 274,926,654.92, 412,649,140.48 and 100,218,555.20

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Solution

The fourth proportional to 274,926,654.92, 412,649,140.48 and 100,218,555.20 is: 150,422,303.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,926,654.92 : 412,649,140.48 = 100,218,555.20 : x
  2. Step 2: Convert to fraction form
    274,926,654.92/412,649,140.48 = 100,218,555.20/x
  3. Step 3: Cross multiply
    274,926,654.92x = 412,649,140.48 × 100,218,555.20
  4. Step 4: Simplify right side
    274,926,654.92x = 41,355,100,663,427,440
  5. Step 5: Solve for x
    x = 41,355,100,663,427,440/274,926,654.92
  6. Step 6: Final answer
    x = 150,422,303.27

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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.