Home / 14,372,714,659.92-19,835,107,743.51-8,658,797,800.47

Finding the Fourth Proportional to 14,372,714,659.92, 19,835,107,743.51 and 8,658,797,800.47

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Solution

The fourth proportional to 14,372,714,659.92, 19,835,107,743.51 and 8,658,797,800.47 is: 11,949,599,735.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,372,714,659.92 : 19,835,107,743.51 = 8,658,797,800.47 : x
  2. Step 2: Convert to fraction form
    14,372,714,659.92/19,835,107,743.51 = 8,658,797,800.47/x
  3. Step 3: Cross multiply
    14,372,714,659.92x = 19,835,107,743.51 × 8,658,797,800.47
  4. Step 4: Simplify right side
    14,372,714,659.92x = 171,748,187,301,589,811,200
  5. Step 5: Solve for x
    x = 171,748,187,301,589,811,200/14,372,714,659.92
  6. Step 6: Final answer
    x = 11,949,599,735.71

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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.