Home / 7,789,136,336.98-11,683,794,259.92-2,815,235,938.42

Finding the Fourth Proportional to 7,789,136,336.98, 11,683,794,259.92 and 2,815,235,938.42

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Solution

The fourth proportional to 7,789,136,336.98, 11,683,794,259.92 and 2,815,235,938.42 is: 4,222,886,347.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,789,136,336.98 : 11,683,794,259.92 = 2,815,235,938.42 : x
  2. Step 2: Convert to fraction form
    7,789,136,336.98/11,683,794,259.92 = 2,815,235,938.42/x
  3. Step 3: Cross multiply
    7,789,136,336.98x = 11,683,794,259.92 × 2,815,235,938.42
  4. Step 4: Simplify right side
    7,789,136,336.98x = 32,892,637,497,614,143,488
  5. Step 5: Solve for x
    x = 32,892,637,497,614,143,488/7,789,136,336.98
  6. Step 6: Final answer
    x = 4,222,886,347.68

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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.