Home / 12,208,806,418.80-18,313,209,628.20-3,017,947,666.80

Finding the Fourth Proportional to 12,208,806,418.80, 18,313,209,628.20 and 3,017,947,666.80

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Solution

The fourth proportional to 12,208,806,418.80, 18,313,209,628.20 and 3,017,947,666.80 is: 4,526,921,500.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,208,806,418.80 : 18,313,209,628.20 = 3,017,947,666.80 : x
  2. Step 2: Convert to fraction form
    12,208,806,418.80/18,313,209,628.20 = 3,017,947,666.80/x
  3. Step 3: Cross multiply
    12,208,806,418.80x = 18,313,209,628.20 × 3,017,947,666.80
  4. Step 4: Simplify right side
    12,208,806,418.80x = 55,268,308,269,045,489,664
  5. Step 5: Solve for x
    x = 55,268,308,269,045,489,664/12,208,806,418.80
  6. Step 6: Final answer
    x = 4,526,921,500.20

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1.5x scale

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.