Home / 201,018,873.92-277,412,782.10-111,714,581.48

Finding the Fourth Proportional to 201,018,873.92, 277,412,782.10 and 111,714,581.48

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Solution

The fourth proportional to 201,018,873.92, 277,412,782.10 and 111,714,581.48 is: 154,169,865.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,018,873.92 : 277,412,782.10 = 111,714,581.48 : x
  2. Step 2: Convert to fraction form
    201,018,873.92/277,412,782.10 = 111,714,581.48/x
  3. Step 3: Cross multiply
    201,018,873.92x = 277,412,782.10 × 111,714,581.48
  4. Step 4: Simplify right side
    201,018,873.92x = 30,991,052,847,558,300
  5. Step 5: Solve for x
    x = 30,991,052,847,558,300/201,018,873.92
  6. Step 6: Final answer
    x = 154,169,865.96

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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.