Home / 576,157,478.66-864,237,546.60-332,109,142.64

Finding the Fourth Proportional to 576,157,478.66, 864,237,546.60 and 332,109,142.64

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Solution

The fourth proportional to 576,157,478.66, 864,237,546.60 and 332,109,142.64 is: 498,164,479.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,157,478.66 : 864,237,546.60 = 332,109,142.64 : x
  2. Step 2: Convert to fraction form
    576,157,478.66/864,237,546.60 = 332,109,142.64/x
  3. Step 3: Cross multiply
    576,157,478.66x = 864,237,546.60 × 332,109,142.64
  4. Step 4: Simplify right side
    576,157,478.66x = 287,021,190,639,538,240
  5. Step 5: Solve for x
    x = 287,021,190,639,538,240/576,157,478.66
  6. Step 6: Final answer
    x = 498,164,479.80

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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.