Home / 2,663,422,985.12-3,996,021,734.48-892,968,894.01

Finding the Fourth Proportional to 2,663,422,985.12, 3,996,021,734.48 and 892,968,894.01

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Solution

The fourth proportional to 2,663,422,985.12, 3,996,021,734.48 and 892,968,894.01 is: 1,339,750,812.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,663,422,985.12 : 3,996,021,734.48 = 892,968,894.01 : x
  2. Step 2: Convert to fraction form
    2,663,422,985.12/3,996,021,734.48 = 892,968,894.01/x
  3. Step 3: Cross multiply
    2,663,422,985.12x = 3,996,021,734.48 × 892,968,894.01
  4. Step 4: Simplify right side
    2,663,422,985.12x = 3,568,323,108,658,376,704
  5. Step 5: Solve for x
    x = 3,568,323,108,658,376,704/2,663,422,985.12
  6. Step 6: Final answer
    x = 1,339,750,812.62

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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.