Home / 12,411,888,912.18-17,128,768,425.26-6,773,467,943.97

Finding the Fourth Proportional to 12,411,888,912.18, 17,128,768,425.26 and 6,773,467,943.97

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Solution

The fourth proportional to 12,411,888,912.18, 17,128,768,425.26 and 6,773,467,943.97 is: 9,347,583,165.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,411,888,912.18 : 17,128,768,425.26 = 6,773,467,943.97 : x
  2. Step 2: Convert to fraction form
    12,411,888,912.18/17,128,768,425.26 = 6,773,467,943.97/x
  3. Step 3: Cross multiply
    12,411,888,912.18x = 17,128,768,425.26 × 6,773,467,943.97
  4. Step 4: Simplify right side
    12,411,888,912.18x = 116,021,163,848,150,237,184
  5. Step 5: Solve for x
    x = 116,021,163,848,150,237,184/12,411,888,912.18
  6. Step 6: Final answer
    x = 9,347,583,165.55

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1.5x scale

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.