Home / 20,194,758,046.20-30,292,137,069.30-9,708,576,810.60

Finding the Fourth Proportional to 20,194,758,046.20, 30,292,137,069.30 and 9,708,576,810.60

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Solution

The fourth proportional to 20,194,758,046.20, 30,292,137,069.30 and 9,708,576,810.60 is: 14,562,865,215.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,194,758,046.20 : 30,292,137,069.30 = 9,708,576,810.60 : x
  2. Step 2: Convert to fraction form
    20,194,758,046.20/30,292,137,069.30 = 9,708,576,810.60/x
  3. Step 3: Cross multiply
    20,194,758,046.20x = 30,292,137,069.30 × 9,708,576,810.60
  4. Step 4: Simplify right side
    20,194,758,046.20x = 294,093,539,494,522,617,856
  5. Step 5: Solve for x
    x = 294,093,539,494,522,617,856/20,194,758,046.20
  6. Step 6: Final answer
    x = 14,562,865,215.90

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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.