Home / 2,129,592,002.70-3,194,388,004.05-749,395,548.30

Finding the Fourth Proportional to 2,129,592,002.70, 3,194,388,004.05 and 749,395,548.30

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Solution

The fourth proportional to 2,129,592,002.70, 3,194,388,004.05 and 749,395,548.30 is: 1,124,093,322.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,129,592,002.70 : 3,194,388,004.05 = 749,395,548.30 : x
  2. Step 2: Convert to fraction form
    2,129,592,002.70/3,194,388,004.05 = 749,395,548.30/x
  3. Step 3: Cross multiply
    2,129,592,002.70x = 3,194,388,004.05 × 749,395,548.30
  4. Step 4: Simplify right side
    2,129,592,002.70x = 2,393,860,149,777,992,192
  5. Step 5: Solve for x
    x = 2,393,860,149,777,992,192/2,129,592,002.70
  6. Step 6: Final answer
    x = 1,124,093,322.45

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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.