Home / 51,971,242,274.74-71,718,458,672.49-29,415,621,405.16

Finding the Fourth Proportional to 51,971,242,274.74, 71,718,458,672.49 and 29,415,621,405.16

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Solution

The fourth proportional to 51,971,242,274.74, 71,718,458,672.49 and 29,415,621,405.16 is: 40,592,507,235.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,971,242,274.74 : 71,718,458,672.49 = 29,415,621,405.16 : x
  2. Step 2: Convert to fraction form
    51,971,242,274.74/71,718,458,672.49 = 29,415,621,405.16/x
  3. Step 3: Cross multiply
    51,971,242,274.74x = 71,718,458,672.49 × 29,415,621,405.16
  4. Step 4: Simplify right side
    51,971,242,274.74x = 2,109,643,028,071,579,910,144
  5. Step 5: Solve for x
    x = 2,109,643,028,071,579,910,144/51,971,242,274.74
  6. Step 6: Final answer
    x = 40,592,507,235.43

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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.