Home / 1,940,391,937,051.20-2,910,587,905,576.80-683,698,766,875.20

Finding the Fourth Proportional to 1,940,391,937,051.20, 2,910,587,905,576.80 and 683,698,766,875.20

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Solution

The fourth proportional to 1,940,391,937,051.20, 2,910,587,905,576.80 and 683,698,766,875.20 is: 1,025,548,150,312.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,391,937,051.20 : 2,910,587,905,576.80 = 683,698,766,875.20 : x
  2. Step 2: Convert to fraction form
    1,940,391,937,051.20/2,910,587,905,576.80 = 683,698,766,875.20/x
  3. Step 3: Cross multiply
    1,940,391,937,051.20x = 2,910,587,905,576.80 × 683,698,766,875.20
  4. Step 4: Simplify right side
    1,940,391,937,051.20x = 1,989,965,361,924,728,856,510,464
  5. Step 5: Solve for x
    x = 1,989,965,361,924,728,856,510,464/1,940,391,937,051.20
  6. Step 6: Final answer
    x = 1,025,548,150,312.80

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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.