Home / 143,303,017.64-214,639,450.32-118,429,041.92

Finding the Fourth Proportional to 143,303,017.64, 214,639,450.32 and 118,429,041.92

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Solution

The fourth proportional to 143,303,017.64, 214,639,450.32 and 118,429,041.92 is: 177,383,176.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,303,017.64 : 214,639,450.32 = 118,429,041.92 : x
  2. Step 2: Convert to fraction form
    143,303,017.64/214,639,450.32 = 118,429,041.92/x
  3. Step 3: Cross multiply
    143,303,017.64x = 214,639,450.32 × 118,429,041.92
  4. Step 4: Simplify right side
    143,303,017.64x = 25,419,544,459,633,036
  5. Step 5: Solve for x
    x = 25,419,544,459,633,036/143,303,017.64
  6. Step 6: Final answer
    x = 177,383,176.42

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.