Home / 6,992,031,131.76-9,648,890,355.24-3,820,146,941.28

Finding the Fourth Proportional to 6,992,031,131.76, 9,648,890,355.24 and 3,820,146,941.28

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Solution

The fourth proportional to 6,992,031,131.76, 9,648,890,355.24 and 3,820,146,941.28 is: 5,271,741,255.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,992,031,131.76 : 9,648,890,355.24 = 3,820,146,941.28 : x
  2. Step 2: Convert to fraction form
    6,992,031,131.76/9,648,890,355.24 = 3,820,146,941.28/x
  3. Step 3: Cross multiply
    6,992,031,131.76x = 9,648,890,355.24 × 3,820,146,941.28
  4. Step 4: Simplify right side
    6,992,031,131.76x = 36,860,178,977,316,179,968
  5. Step 5: Solve for x
    x = 36,860,178,977,316,179,968/6,992,031,131.76
  6. Step 6: Final answer
    x = 5,271,741,255.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.