Home / 3,989,966,828,348.70-5,984,345,527,299.40-1,085,918,450,789.90

Finding the Fourth Proportional to 3,989,966,828,348.70, 5,984,345,527,299.40 and 1,085,918,450,789.90

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Solution

The fourth proportional to 3,989,966,828,348.70, 5,984,345,527,299.40 and 1,085,918,450,789.90 is: 1,628,713,095,513.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,989,966,828,348.70 : 5,984,345,527,299.40 = 1,085,918,450,789.90 : x
  2. Step 2: Convert to fraction form
    3,989,966,828,348.70/5,984,345,527,299.40 = 1,085,918,450,789.90/x
  3. Step 3: Cross multiply
    3,989,966,828,348.70x = 5,984,345,527,299.40 × 1,085,918,450,789.90
  4. Step 4: Simplify right side
    3,989,966,828,348.70x = 6,498,511,223,996,432,366,174,208
  5. Step 5: Solve for x
    x = 6,498,511,223,996,432,366,174,208/3,989,966,828,348.70
  6. Step 6: Final answer
    x = 1,628,713,095,513.61

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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.