Home / 5,185,528,606.89-7,156,028,922.89-2,806,666,158.69

Finding the Fourth Proportional to 5,185,528,606.89, 7,156,028,922.89 and 2,806,666,158.69

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Solution

The fourth proportional to 5,185,528,606.89, 7,156,028,922.89 and 2,806,666,158.69 is: 3,873,198,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,185,528,606.89 : 7,156,028,922.89 = 2,806,666,158.69 : x
  2. Step 2: Convert to fraction form
    5,185,528,606.89/7,156,028,922.89 = 2,806,666,158.69/x
  3. Step 3: Cross multiply
    5,185,528,606.89x = 7,156,028,922.89 × 2,806,666,158.69
  4. Step 4: Simplify right side
    5,185,528,606.89x = 20,084,584,208,468,180,992
  5. Step 5: Solve for x
    x = 20,084,584,208,468,180,992/5,185,528,606.89
  6. Step 6: Final answer
    x = 3,873,198,998.80

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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.