Home / 523,008,540.40-784,512,810.60-341,610,012.40

Finding the Fourth Proportional to 523,008,540.40, 784,512,810.60 and 341,610,012.40

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Solution

The fourth proportional to 523,008,540.40, 784,512,810.60 and 341,610,012.40 is: 512,415,018.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,008,540.40 : 784,512,810.60 = 341,610,012.40 : x
  2. Step 2: Convert to fraction form
    523,008,540.40/784,512,810.60 = 341,610,012.40/x
  3. Step 3: Cross multiply
    523,008,540.40x = 784,512,810.60 × 341,610,012.40
  4. Step 4: Simplify right side
    523,008,540.40x = 267,997,430,957,024,832
  5. Step 5: Solve for x
    x = 267,997,430,957,024,832/523,008,540.40
  6. Step 6: Final answer
    x = 512,415,018.60

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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.