Home / 2,575,347,042.60-3,863,303,999.10-828,252,469.80

Finding the Fourth Proportional to 2,575,347,042.60, 3,863,303,999.10 and 828,252,469.80

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Solution

The fourth proportional to 2,575,347,042.60, 3,863,303,999.10 and 828,252,469.80 is: 1,242,469,859.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,575,347,042.60 : 3,863,303,999.10 = 828,252,469.80 : x
  2. Step 2: Convert to fraction form
    2,575,347,042.60/3,863,303,999.10 = 828,252,469.80/x
  3. Step 3: Cross multiply
    2,575,347,042.60x = 3,863,303,999.10 × 828,252,469.80
  4. Step 4: Simplify right side
    2,575,347,042.60x = 3,199,791,078,842,791,936
  5. Step 5: Solve for x
    x = 3,199,791,078,842,791,936/2,575,347,042.60
  6. Step 6: Final answer
    x = 1,242,469,859.76

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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.