Home / 5,213,400,579.80-7,194,738,762.78-2,955,383,870.18

Finding the Fourth Proportional to 5,213,400,579.80, 7,194,738,762.78 and 2,955,383,870.18

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Solution

The fourth proportional to 5,213,400,579.80, 7,194,738,762.78 and 2,955,383,870.18 is: 4,078,569,172.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213,400,579.80 : 7,194,738,762.78 = 2,955,383,870.18 : x
  2. Step 2: Convert to fraction form
    5,213,400,579.80/7,194,738,762.78 = 2,955,383,870.18/x
  3. Step 3: Cross multiply
    5,213,400,579.80x = 7,194,738,762.78 × 2,955,383,870.18
  4. Step 4: Simplify right side
    5,213,400,579.80x = 21,263,214,889,678,819,328
  5. Step 5: Solve for x
    x = 21,263,214,889,678,819,328/5,213,400,579.80
  6. Step 6: Final answer
    x = 4,078,569,172.69

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1.5x scale

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.