Home / 5,174,649,739.78-7,763,280,847.36-1,443,937,997.85

Finding the Fourth Proportional to 5,174,649,739.78, 7,763,280,847.36 and 1,443,937,997.85

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Solution

The fourth proportional to 5,174,649,739.78, 7,763,280,847.36 and 1,443,937,997.85 is: 2,166,271,490.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,174,649,739.78 : 7,763,280,847.36 = 1,443,937,997.85 : x
  2. Step 2: Convert to fraction form
    5,174,649,739.78/7,763,280,847.36 = 1,443,937,997.85/x
  3. Step 3: Cross multiply
    5,174,649,739.78x = 7,763,280,847.36 × 1,443,937,997.85
  4. Step 4: Simplify right side
    5,174,649,739.78x = 11,209,696,203,484,248,064
  5. Step 5: Solve for x
    x = 11,209,696,203,484,248,064/5,174,649,739.78
  6. Step 6: Final answer
    x = 2,166,271,490.28

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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.