Home / 12,235,550,655,849-18,344,277,992,635-7,399,477,157,520

Finding the Fourth Proportional to 12,235,550,655,849, 18,344,277,992,635 and 7,399,477,157,520

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Solution

The fourth proportional to 12,235,550,655,849, 18,344,277,992,635 and 7,399,477,157,520 is: 11,093,743,943,008.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,235,550,655,849 : 18,344,277,992,635 = 7,399,477,157,520 : x
  2. Step 2: Convert to fraction form
    12,235,550,655,849/18,344,277,992,635 = 7,399,477,157,520/x
  3. Step 3: Cross multiply
    12,235,550,655,849x = 18,344,277,992,635 × 7,399,477,157,520
  4. Step 4: Simplify right side
    12,235,550,655,849x = 135,738,065,977,699,529,742,352,384
  5. Step 5: Solve for x
    x = 135,738,065,977,699,529,742,352,384/12,235,550,655,849
  6. Step 6: Final answer
    x = 11,093,743,943,008.58

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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.