Home / 20,194,758,035.20-30,292,137,052.80-9,174,797,459.20

Finding the Fourth Proportional to 20,194,758,035.20, 30,292,137,052.80 and 9,174,797,459.20

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Solution

The fourth proportional to 20,194,758,035.20, 30,292,137,052.80 and 9,174,797,459.20 is: 13,762,196,188.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,194,758,035.20 : 30,292,137,052.80 = 9,174,797,459.20 : x
  2. Step 2: Convert to fraction form
    20,194,758,035.20/30,292,137,052.80 = 9,174,797,459.20/x
  3. Step 3: Cross multiply
    20,194,758,035.20x = 30,292,137,052.80 × 9,174,797,459.20
  4. Step 4: Simplify right side
    20,194,758,035.20x = 277,924,222,065,767,645,184
  5. Step 5: Solve for x
    x = 277,924,222,065,767,645,184/20,194,758,035.20
  6. Step 6: Final answer
    x = 13,762,196,188.80

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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.