Home / 988,339,807.44-1,364,029,890.27-570,651,391.52

Finding the Fourth Proportional to 988,339,807.44, 1,364,029,890.27 and 570,651,391.52

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Solution

The fourth proportional to 988,339,807.44, 1,364,029,890.27 and 570,651,391.52 is: 787,568,758.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,339,807.44 : 1,364,029,890.27 = 570,651,391.52 : x
  2. Step 2: Convert to fraction form
    988,339,807.44/1,364,029,890.27 = 570,651,391.52/x
  3. Step 3: Cross multiply
    988,339,807.44x = 1,364,029,890.27 × 570,651,391.52
  4. Step 4: Simplify right side
    988,339,807.44x = 778,385,554,957,448,320
  5. Step 5: Solve for x
    x = 778,385,554,957,448,320/988,339,807.44
  6. Step 6: Final answer
    x = 787,568,758.33

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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.