Home / 14,078,541,448.82-19,430,052,772.84-8,362,848,457.25

Finding the Fourth Proportional to 14,078,541,448.82, 19,430,052,772.84 and 8,362,848,457.25

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Solution

The fourth proportional to 14,078,541,448.82, 19,430,052,772.84 and 8,362,848,457.25 is: 11,541,720,244.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,078,541,448.82 : 19,430,052,772.84 = 8,362,848,457.25 : x
  2. Step 2: Convert to fraction form
    14,078,541,448.82/19,430,052,772.84 = 8,362,848,457.25/x
  3. Step 3: Cross multiply
    14,078,541,448.82x = 19,430,052,772.84 × 8,362,848,457.25
  4. Step 4: Simplify right side
    14,078,541,448.82x = 162,490,586,855,577,452,544
  5. Step 5: Solve for x
    x = 162,490,586,855,577,452,544/14,078,541,448.82
  6. Step 6: Final answer
    x = 11,541,720,244.69

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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.