Home / 298,408,382.07-445,514,395.35-228,010,178.04

Finding the Fourth Proportional to 298,408,382.07, 445,514,395.35 and 228,010,178.04

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Solution

The fourth proportional to 298,408,382.07, 445,514,395.35 and 228,010,178.04 is: 340,412,075.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,408,382.07 : 445,514,395.35 = 228,010,178.04 : x
  2. Step 2: Convert to fraction form
    298,408,382.07/445,514,395.35 = 228,010,178.04/x
  3. Step 3: Cross multiply
    298,408,382.07x = 445,514,395.35 × 228,010,178.04
  4. Step 4: Simplify right side
    298,408,382.07x = 101,581,816,603,136,448
  5. Step 5: Solve for x
    x = 101,581,816,603,136,448/298,408,382.07
  6. Step 6: Final answer
    x = 340,412,075.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.