Home / 1,089,106,215.40-1,633,808,622.30-362,019,111.40

Finding the Fourth Proportional to 1,089,106,215.40, 1,633,808,622.30 and 362,019,111.40

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Solution

The fourth proportional to 1,089,106,215.40, 1,633,808,622.30 and 362,019,111.40 is: 543,078,294.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,106,215.40 : 1,633,808,622.30 = 362,019,111.40 : x
  2. Step 2: Convert to fraction form
    1,089,106,215.40/1,633,808,622.30 = 362,019,111.40/x
  3. Step 3: Cross multiply
    1,089,106,215.40x = 1,633,808,622.30 × 362,019,111.40
  4. Step 4: Simplify right side
    1,089,106,215.40x = 591,469,945,642,704,128
  5. Step 5: Solve for x
    x = 591,469,945,642,704,128/1,089,106,215.40
  6. Step 6: Final answer
    x = 543,078,294.18

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Why These Related Problems?

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