Home / 201,018,863.46-277,412,767.62-111,714,570.98

Finding the Fourth Proportional to 201,018,863.46, 277,412,767.62 and 111,714,570.98

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Solution

The fourth proportional to 201,018,863.46, 277,412,767.62 and 111,714,570.98 is: 154,169,851.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,018,863.46 : 277,412,767.62 = 111,714,570.98 : x
  2. Step 2: Convert to fraction form
    201,018,863.46/277,412,767.62 = 111,714,570.98/x
  3. Step 3: Cross multiply
    201,018,863.46x = 277,412,767.62 × 111,714,570.98
  4. Step 4: Simplify right side
    201,018,863.46x = 30,991,048,319,042,736
  5. Step 5: Solve for x
    x = 30,991,048,319,042,736/201,018,863.46
  6. Step 6: Final answer
    x = 154,169,851.45

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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.