Home / 13,216,450,856.97-19,818,858,777.34-7,004,160,658.65

Finding the Fourth Proportional to 13,216,450,856.97, 19,818,858,777.34 and 7,004,160,658.65

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Solution

The fourth proportional to 13,216,450,856.97, 19,818,858,777.34 and 7,004,160,658.65 is: 10,503,157,954.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,216,450,856.97 : 19,818,858,777.34 = 7,004,160,658.65 : x
  2. Step 2: Convert to fraction form
    13,216,450,856.97/19,818,858,777.34 = 7,004,160,658.65/x
  3. Step 3: Cross multiply
    13,216,450,856.97x = 19,818,858,777.34 × 7,004,160,658.65
  4. Step 4: Simplify right side
    13,216,450,856.97x = 138,814,470,947,550,035,968
  5. Step 5: Solve for x
    x = 138,814,470,947,550,035,968/13,216,450,856.97
  6. Step 6: Final answer
    x = 10,503,157,954.42

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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.