Home / 275,603,336.80-413,405,005.20-245,470,632.10

Finding the Fourth Proportional to 275,603,336.80, 413,405,005.20 and 245,470,632.10

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Solution

The fourth proportional to 275,603,336.80, 413,405,005.20 and 245,470,632.10 is: 368,205,948.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,603,336.80 : 413,405,005.20 = 245,470,632.10 : x
  2. Step 2: Convert to fraction form
    275,603,336.80/413,405,005.20 = 245,470,632.10/x
  3. Step 3: Cross multiply
    275,603,336.80x = 413,405,005.20 × 245,470,632.10
  4. Step 4: Simplify right side
    275,603,336.80x = 101,478,787,939,747,776
  5. Step 5: Solve for x
    x = 101,478,787,939,747,776/275,603,336.80
  6. Step 6: Final answer
    x = 368,205,948.15

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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.