Home / 2,040,481,967.60-3,060,722,951.40-660,435,978.80

Finding the Fourth Proportional to 2,040,481,967.60, 3,060,722,951.40 and 660,435,978.80

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Solution

The fourth proportional to 2,040,481,967.60, 3,060,722,951.40 and 660,435,978.80 is: 990,653,968.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040,481,967.60 : 3,060,722,951.40 = 660,435,978.80 : x
  2. Step 2: Convert to fraction form
    2,040,481,967.60/3,060,722,951.40 = 660,435,978.80/x
  3. Step 3: Cross multiply
    2,040,481,967.60x = 3,060,722,951.40 × 660,435,978.80
  4. Step 4: Simplify right side
    2,040,481,967.60x = 2,021,411,558,243,483,648
  5. Step 5: Solve for x
    x = 2,021,411,558,243,483,648/2,040,481,967.60
  6. Step 6: Final answer
    x = 990,653,968.20

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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.