Home / 6,551,009,898.30-9,826,514,847.45-2,129,420,778.30

Finding the Fourth Proportional to 6,551,009,898.30, 9,826,514,847.45 and 2,129,420,778.30

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Solution

The fourth proportional to 6,551,009,898.30, 9,826,514,847.45 and 2,129,420,778.30 is: 3,194,131,167.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,551,009,898.30 : 9,826,514,847.45 = 2,129,420,778.30 : x
  2. Step 2: Convert to fraction form
    6,551,009,898.30/9,826,514,847.45 = 2,129,420,778.30/x
  3. Step 3: Cross multiply
    6,551,009,898.30x = 9,826,514,847.45 × 2,129,420,778.30
  4. Step 4: Simplify right side
    6,551,009,898.30x = 20,924,784,894,433,484,800
  5. Step 5: Solve for x
    x = 20,924,784,894,433,484,800/6,551,009,898.30
  6. Step 6: Final answer
    x = 3,194,131,167.45

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Double scale
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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.