Home / 8,905,776,854.78-13,347,044,438.97-4,975,324,249.34

Finding the Fourth Proportional to 8,905,776,854.78, 13,347,044,438.97 and 4,975,324,249.34

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Solution

The fourth proportional to 8,905,776,854.78, 13,347,044,438.97 and 4,975,324,249.34 is: 7,456,494,243.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,905,776,854.78 : 13,347,044,438.97 = 4,975,324,249.34 : x
  2. Step 2: Convert to fraction form
    8,905,776,854.78/13,347,044,438.97 = 4,975,324,249.34/x
  3. Step 3: Cross multiply
    8,905,776,854.78x = 13,347,044,438.97 × 4,975,324,249.34
  4. Step 4: Simplify right side
    8,905,776,854.78x = 66,405,873,854,226,038,784
  5. Step 5: Solve for x
    x = 66,405,873,854,226,038,784/8,905,776,854.78
  6. Step 6: Final answer
    x = 7,456,494,243.80

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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.