Home / 1,381,025,983.26-2,071,865,686.77-448,347,028.26

Finding the Fourth Proportional to 1,381,025,983.26, 2,071,865,686.77 and 448,347,028.26

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Solution

The fourth proportional to 1,381,025,983.26, 2,071,865,686.77 and 448,347,028.26 is: 672,626,608.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,381,025,983.26 : 2,071,865,686.77 = 448,347,028.26 : x
  2. Step 2: Convert to fraction form
    1,381,025,983.26/2,071,865,686.77 = 448,347,028.26/x
  3. Step 3: Cross multiply
    1,381,025,983.26x = 2,071,865,686.77 × 448,347,028.26
  4. Step 4: Simplify right side
    1,381,025,983.26x = 928,914,823,617,193,472
  5. Step 5: Solve for x
    x = 928,914,823,617,193,472/1,381,025,983.26
  6. Step 6: Final answer
    x = 672,626,608.68

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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.