Home / 2,760,266,412.92-4,138,946,792.43-1,887,117,485.82

Finding the Fourth Proportional to 2,760,266,412.92, 4,138,946,792.43 and 1,887,117,485.82

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Solution

The fourth proportional to 2,760,266,412.92, 4,138,946,792.43 and 1,887,117,485.82 is: 2,829,682,971.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,760,266,412.92 : 4,138,946,792.43 = 1,887,117,485.82 : x
  2. Step 2: Convert to fraction form
    2,760,266,412.92/4,138,946,792.43 = 1,887,117,485.82/x
  3. Step 3: Cross multiply
    2,760,266,412.92x = 4,138,946,792.43 × 1,887,117,485.82
  4. Step 4: Simplify right side
    2,760,266,412.92x = 7,810,678,864,873,254,912
  5. Step 5: Solve for x
    x = 7,810,678,864,873,254,912/2,760,266,412.92
  6. Step 6: Final answer
    x = 2,829,682,971.29

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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.