Home / 20,194,758,076.20-30,292,137,114.30-9,708,576,840.60

Finding the Fourth Proportional to 20,194,758,076.20, 30,292,137,114.30 and 9,708,576,840.60

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Solution

The fourth proportional to 20,194,758,076.20, 30,292,137,114.30 and 9,708,576,840.60 is: 14,562,865,260.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,194,758,076.20 : 30,292,137,114.30 = 9,708,576,840.60 : x
  2. Step 2: Convert to fraction form
    20,194,758,076.20/30,292,137,114.30 = 9,708,576,840.60/x
  3. Step 3: Cross multiply
    20,194,758,076.20x = 30,292,137,114.30 × 9,708,576,840.60
  4. Step 4: Simplify right side
    20,194,758,076.20x = 294,093,540,840,172,683,264
  5. Step 5: Solve for x
    x = 294,093,540,840,172,683,264/20,194,758,076.20
  6. Step 6: Final answer
    x = 14,562,865,260.90

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1.5x scale

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.