Home / 296,783,999.30-445,175,998.95-263,905,516.10

Finding the Fourth Proportional to 296,783,999.30, 445,175,998.95 and 263,905,516.10

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Solution

The fourth proportional to 296,783,999.30, 445,175,998.95 and 263,905,516.10 is: 395,858,274.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,783,999.30 : 445,175,998.95 = 263,905,516.10 : x
  2. Step 2: Convert to fraction form
    296,783,999.30/445,175,998.95 = 263,905,516.10/x
  3. Step 3: Cross multiply
    296,783,999.30x = 445,175,998.95 × 263,905,516.10
  4. Step 4: Simplify right side
    296,783,999.30x = 117,484,401,758,232,800
  5. Step 5: Solve for x
    x = 117,484,401,758,232,800/296,783,999.30
  6. Step 6: Final answer
    x = 395,858,274.15

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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.