Home / 2,115,003,124,841.20-2,918,714,196,285-1,201,570,215,318.50

Finding the Fourth Proportional to 2,115,003,124,841.20, 2,918,714,196,285 and 1,201,570,215,318.50

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Solution

The fourth proportional to 2,115,003,124,841.20, 2,918,714,196,285 and 1,201,570,215,318.50 is: 1,658,172,512,414.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,115,003,124,841.20 : 2,918,714,196,285 = 1,201,570,215,318.50 : x
  2. Step 2: Convert to fraction form
    2,115,003,124,841.20/2,918,714,196,285 = 1,201,570,215,318.50/x
  3. Step 3: Cross multiply
    2,115,003,124,841.20x = 2,918,714,196,285 × 1,201,570,215,318.50
  4. Step 4: Simplify right side
    2,115,003,124,841.20x = 3,507,040,045,283,330,261,778,432
  5. Step 5: Solve for x
    x = 3,507,040,045,283,330,261,778,432/2,115,003,124,841.20
  6. Step 6: Final answer
    x = 1,658,172,512,414.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.