Home / 265,464,200.70-398,196,301.05-220,114,568.70

Finding the Fourth Proportional to 265,464,200.70, 398,196,301.05 and 220,114,568.70

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Solution

The fourth proportional to 265,464,200.70, 398,196,301.05 and 220,114,568.70 is: 330,171,853.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,464,200.70 : 398,196,301.05 = 220,114,568.70 : x
  2. Step 2: Convert to fraction form
    265,464,200.70/398,196,301.05 = 220,114,568.70/x
  3. Step 3: Cross multiply
    265,464,200.70x = 398,196,301.05 × 220,114,568.70
  4. Step 4: Simplify right side
    265,464,200.70x = 87,648,807,063,556,112
  5. Step 5: Solve for x
    x = 87,648,807,063,556,112/265,464,200.70
  6. Step 6: Final answer
    x = 330,171,853.05

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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.