Home / 5,439,686,408.80-8,161,545,152.40-2,170,481,826.40

Finding the Fourth Proportional to 5,439,686,408.80, 8,161,545,152.40 and 2,170,481,826.40

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Solution

The fourth proportional to 5,439,686,408.80, 8,161,545,152.40 and 2,170,481,826.40 is: 3,256,526,957.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439,686,408.80 : 8,161,545,152.40 = 2,170,481,826.40 : x
  2. Step 2: Convert to fraction form
    5,439,686,408.80/8,161,545,152.40 = 2,170,481,826.40/x
  3. Step 3: Cross multiply
    5,439,686,408.80x = 8,161,545,152.40 × 2,170,481,826.40
  4. Step 4: Simplify right side
    5,439,686,408.80x = 17,714,485,428,627,218,432
  5. Step 5: Solve for x
    x = 17,714,485,428,627,218,432/5,439,686,408.80
  6. Step 6: Final answer
    x = 3,256,526,957.14

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1.5x scale

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.