Home / 190,477,417.92-262,914,778.56-124,408,016.64

Finding the Fourth Proportional to 190,477,417.92, 262,914,778.56 and 124,408,016.64

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Solution

The fourth proportional to 190,477,417.92, 262,914,778.56 and 124,408,016.64 is: 171,719,600.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,477,417.92 : 262,914,778.56 = 124,408,016.64 : x
  2. Step 2: Convert to fraction form
    190,477,417.92/262,914,778.56 = 124,408,016.64/x
  3. Step 3: Cross multiply
    190,477,417.92x = 262,914,778.56 × 124,408,016.64
  4. Step 4: Simplify right side
    190,477,417.92x = 32,708,706,145,994,396
  5. Step 5: Solve for x
    x = 32,708,706,145,994,396/190,477,417.92
  6. Step 6: Final answer
    x = 171,719,600.69

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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.