Home / 124,416,071.40-186,624,107.10-43,645,204.20

Finding the Fourth Proportional to 124,416,071.40, 186,624,107.10 and 43,645,204.20

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Solution

The fourth proportional to 124,416,071.40, 186,624,107.10 and 43,645,204.20 is: 65,467,806.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,416,071.40 : 186,624,107.10 = 43,645,204.20 : x
  2. Step 2: Convert to fraction form
    124,416,071.40/186,624,107.10 = 43,645,204.20/x
  3. Step 3: Cross multiply
    124,416,071.40x = 186,624,107.10 × 43,645,204.20
  4. Step 4: Simplify right side
    124,416,071.40x = 8,145,247,263,022,170
  5. Step 5: Solve for x
    x = 8,145,247,263,022,170/124,416,071.40
  6. Step 6: Final answer
    x = 65,467,806.30

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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.