Home / 879,647,274.80-1,318,337,171.40-534,234,244.40

Finding the Fourth Proportional to 879,647,274.80, 1,318,337,171.40 and 534,234,244.40

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Solution

The fourth proportional to 879,647,274.80, 1,318,337,171.40 and 534,234,244.40 is: 800,662,814.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,647,274.80 : 1,318,337,171.40 = 534,234,244.40 : x
  2. Step 2: Convert to fraction form
    879,647,274.80/1,318,337,171.40 = 534,234,244.40/x
  3. Step 3: Cross multiply
    879,647,274.80x = 1,318,337,171.40 × 534,234,244.40
  4. Step 4: Simplify right side
    879,647,274.80x = 704,300,862,627,312,256
  5. Step 5: Solve for x
    x = 704,300,862,627,312,256/879,647,274.80
  6. Step 6: Final answer
    x = 800,662,814.29

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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.