Home / 6,978,632,571.73-9,630,501,273.08-3,806,816,488.08

Finding the Fourth Proportional to 6,978,632,571.73, 9,630,501,273.08 and 3,806,816,488.08

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Solution

The fourth proportional to 6,978,632,571.73, 9,630,501,273.08 and 3,806,816,488.08 is: 5,253,400,384.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,978,632,571.73 : 9,630,501,273.08 = 3,806,816,488.08 : x
  2. Step 2: Convert to fraction form
    6,978,632,571.73/9,630,501,273.08 = 3,806,816,488.08/x
  3. Step 3: Cross multiply
    6,978,632,571.73x = 9,630,501,273.08 × 3,806,816,488.08
  4. Step 4: Simplify right side
    6,978,632,571.73x = 36,661,551,034,836,373,504
  5. Step 5: Solve for x
    x = 36,661,551,034,836,373,504/6,978,632,571.73
  6. Step 6: Final answer
    x = 5,253,400,384.39

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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.