Home / 739,682,509.03-1,020,270,243.23-475,698,443.29

Finding the Fourth Proportional to 739,682,509.03, 1,020,270,243.23 and 475,698,443.29

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Solution

The fourth proportional to 739,682,509.03, 1,020,270,243.23 and 475,698,443.29 is: 656,147,685.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,682,509.03 : 1,020,270,243.23 = 475,698,443.29 : x
  2. Step 2: Convert to fraction form
    739,682,509.03/1,020,270,243.23 = 475,698,443.29/x
  3. Step 3: Cross multiply
    739,682,509.03x = 1,020,270,243.23 × 475,698,443.29
  4. Step 4: Simplify right side
    739,682,509.03x = 485,340,966,436,451,648
  5. Step 5: Solve for x
    x = 485,340,966,436,451,648/739,682,509.03
  6. Step 6: Final answer
    x = 656,147,685.68

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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.