Home / 1,900,369,843.20-2,850,554,764.80-970,560,669.60

Finding the Fourth Proportional to 1,900,369,843.20, 2,850,554,764.80 and 970,560,669.60

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Solution

The fourth proportional to 1,900,369,843.20, 2,850,554,764.80 and 970,560,669.60 is: 1,455,841,004.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,369,843.20 : 2,850,554,764.80 = 970,560,669.60 : x
  2. Step 2: Convert to fraction form
    1,900,369,843.20/2,850,554,764.80 = 970,560,669.60/x
  3. Step 3: Cross multiply
    1,900,369,843.20x = 2,850,554,764.80 × 970,560,669.60
  4. Step 4: Simplify right side
    1,900,369,843.20x = 2,766,636,341,255,758,848
  5. Step 5: Solve for x
    x = 2,766,636,341,255,758,848/1,900,369,843.20
  6. Step 6: Final answer
    x = 1,455,841,004.40

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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.