Home / 124,416,114.40-186,624,171.60-43,645,247.20

Finding the Fourth Proportional to 124,416,114.40, 186,624,171.60 and 43,645,247.20

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Solution

The fourth proportional to 124,416,114.40, 186,624,171.60 and 43,645,247.20 is: 65,467,870.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,416,114.40 : 186,624,171.60 = 43,645,247.20 : x
  2. Step 2: Convert to fraction form
    124,416,114.40/186,624,171.60 = 43,645,247.20/x
  3. Step 3: Cross multiply
    124,416,114.40x = 186,624,171.60 × 43,645,247.20
  4. Step 4: Simplify right side
    124,416,114.40x = 8,145,258,102,977,220
  5. Step 5: Solve for x
    x = 8,145,258,102,977,220/124,416,114.40
  6. Step 6: Final answer
    x = 65,467,870.80

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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.