Home / 141,477,971.41-195,237,600.73-79,598,162.35

Finding the Fourth Proportional to 141,477,971.41, 195,237,600.73 and 79,598,162.35

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Solution

The fourth proportional to 141,477,971.41, 195,237,600.73 and 79,598,162.35 is: 109,844,338.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,477,971.41 : 195,237,600.73 = 79,598,162.35 : x
  2. Step 2: Convert to fraction form
    141,477,971.41/195,237,600.73 = 79,598,162.35/x
  3. Step 3: Cross multiply
    141,477,971.41x = 195,237,600.73 × 79,598,162.35
  4. Step 4: Simplify right side
    141,477,971.41x = 15,540,554,239,731,016
  5. Step 5: Solve for x
    x = 15,540,554,239,731,016/141,477,971.41
  6. Step 6: Final answer
    x = 109,844,338.91

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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.