Home / 285,323,485.09-427,850,309.18-110,528,384.89

Finding the Fourth Proportional to 285,323,485.09, 427,850,309.18 and 110,528,384.89

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Solution

The fourth proportional to 285,323,485.09, 427,850,309.18 and 110,528,384.89 is: 165,740,312.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,323,485.09 : 427,850,309.18 = 110,528,384.89 : x
  2. Step 2: Convert to fraction form
    285,323,485.09/427,850,309.18 = 110,528,384.89/x
  3. Step 3: Cross multiply
    285,323,485.09x = 427,850,309.18 × 110,528,384.89
  4. Step 4: Simplify right side
    285,323,485.09x = 47,289,603,647,799,896
  5. Step 5: Solve for x
    x = 47,289,603,647,799,896/285,323,485.09
  6. Step 6: Final answer
    x = 165,740,312.73

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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.