Home / 148,277,783.20-222,416,674.80-122,579,658.40

Finding the Fourth Proportional to 148,277,783.20, 222,416,674.80 and 122,579,658.40

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Solution

The fourth proportional to 148,277,783.20, 222,416,674.80 and 122,579,658.40 is: 183,869,487.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,277,783.20 : 222,416,674.80 = 122,579,658.40 : x
  2. Step 2: Convert to fraction form
    148,277,783.20/222,416,674.80 = 122,579,658.40/x
  3. Step 3: Cross multiply
    148,277,783.20x = 222,416,674.80 × 122,579,658.40
  4. Step 4: Simplify right side
    148,277,783.20x = 27,263,760,019,447,892
  5. Step 5: Solve for x
    x = 27,263,760,019,447,892/148,277,783.20
  6. Step 6: Final answer
    x = 183,869,487.60

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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.