Home / 416,088,018.60-624,132,027.90-212,014,674.60

Finding the Fourth Proportional to 416,088,018.60, 624,132,027.90 and 212,014,674.60

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Solution

The fourth proportional to 416,088,018.60, 624,132,027.90 and 212,014,674.60 is: 318,022,011.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,088,018.60 : 624,132,027.90 = 212,014,674.60 : x
  2. Step 2: Convert to fraction form
    416,088,018.60/624,132,027.90 = 212,014,674.60/x
  3. Step 3: Cross multiply
    416,088,018.60x = 624,132,027.90 × 212,014,674.60
  4. Step 4: Simplify right side
    416,088,018.60x = 132,325,148,802,656,608
  5. Step 5: Solve for x
    x = 132,325,148,802,656,608/416,088,018.60
  6. Step 6: Final answer
    x = 318,022,011.90

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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.