Home / 12,483,312,751.20-18,724,969,126.80-11,340,502,024.80

Finding the Fourth Proportional to 12,483,312,751.20, 18,724,969,126.80 and 11,340,502,024.80

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Solution

The fourth proportional to 12,483,312,751.20, 18,724,969,126.80 and 11,340,502,024.80 is: 17,010,753,037.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,483,312,751.20 : 18,724,969,126.80 = 11,340,502,024.80 : x
  2. Step 2: Convert to fraction form
    12,483,312,751.20/18,724,969,126.80 = 11,340,502,024.80/x
  3. Step 3: Cross multiply
    12,483,312,751.20x = 18,724,969,126.80 × 11,340,502,024.80
  4. Step 4: Simplify right side
    12,483,312,751.20x = 212,350,550,296,792,858,624
  5. Step 5: Solve for x
    x = 212,350,550,296,792,858,624/12,483,312,751.20
  6. Step 6: Final answer
    x = 17,010,753,037.20

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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.