Home / 192,401,999.90-288,602,999.85-56,091,830.30

Finding the Fourth Proportional to 192,401,999.90, 288,602,999.85 and 56,091,830.30

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Solution

The fourth proportional to 192,401,999.90, 288,602,999.85 and 56,091,830.30 is: 84,137,745.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,401,999.90 : 288,602,999.85 = 56,091,830.30 : x
  2. Step 2: Convert to fraction form
    192,401,999.90/288,602,999.85 = 56,091,830.30/x
  3. Step 3: Cross multiply
    192,401,999.90x = 288,602,999.85 × 56,091,830.30
  4. Step 4: Simplify right side
    192,401,999.90x = 16,188,270,491,657,126
  5. Step 5: Solve for x
    x = 16,188,270,491,657,126/192,401,999.90
  6. Step 6: Final answer
    x = 84,137,745.45

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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.