Home / 197,997,738,145.92-273,243,478,616.64-111,205,602,783.36

Finding the Fourth Proportional to 197,997,738,145.92, 273,243,478,616.64 and 111,205,602,783.36

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Solution

The fourth proportional to 197,997,738,145.92, 273,243,478,616.64 and 111,205,602,783.36 is: 153,467,438,722.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,997,738,145.92 : 273,243,478,616.64 = 111,205,602,783.36 : x
  2. Step 2: Convert to fraction form
    197,997,738,145.92/273,243,478,616.64 = 111,205,602,783.36/x
  3. Step 3: Cross multiply
    197,997,738,145.92x = 273,243,478,616.64 × 111,205,602,783.36
  4. Step 4: Simplify right side
    197,997,738,145.92x = 30,386,205,746,185,589,751,808
  5. Step 5: Solve for x
    x = 30,386,205,746,185,589,751,808/197,997,738,145.92
  6. Step 6: Final answer
    x = 153,467,438,722.92

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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.