Home / 149,477,788.80-224,216,683.20-80,603,035.20

Finding the Fourth Proportional to 149,477,788.80, 224,216,683.20 and 80,603,035.20

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Solution

The fourth proportional to 149,477,788.80, 224,216,683.20 and 80,603,035.20 is: 120,904,552.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,477,788.80 : 224,216,683.20 = 80,603,035.20 : x
  2. Step 2: Convert to fraction form
    149,477,788.80/224,216,683.20 = 80,603,035.20/x
  3. Step 3: Cross multiply
    149,477,788.80x = 224,216,683.20 × 80,603,035.20
  4. Step 4: Simplify right side
    149,477,788.80x = 18,072,545,208,396,848
  5. Step 5: Solve for x
    x = 18,072,545,208,396,848/149,477,788.80
  6. Step 6: Final answer
    x = 120,904,552.80

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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.