Home / 533,884,668.76-736,772,709.81-304,734,815.20

Finding the Fourth Proportional to 533,884,668.76, 736,772,709.81 and 304,734,815.20

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Solution

The fourth proportional to 533,884,668.76, 736,772,709.81 and 304,734,815.20 is: 420,540,818.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,884,668.76 : 736,772,709.81 = 304,734,815.20 : x
  2. Step 2: Convert to fraction form
    533,884,668.76/736,772,709.81 = 304,734,815.20/x
  3. Step 3: Cross multiply
    533,884,668.76x = 736,772,709.81 × 304,734,815.20
  4. Step 4: Simplify right side
    533,884,668.76x = 224,520,295,568,353,536
  5. Step 5: Solve for x
    x = 224,520,295,568,353,536/533,884,668.76
  6. Step 6: Final answer
    x = 420,540,818.47

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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.