Home / 51,971,242,288.74-71,718,458,691.82-29,415,621,419.16

Finding the Fourth Proportional to 51,971,242,288.74, 71,718,458,691.82 and 29,415,621,419.16

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Solution

The fourth proportional to 51,971,242,288.74, 71,718,458,691.82 and 29,415,621,419.16 is: 40,592,507,254.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,971,242,288.74 : 71,718,458,691.82 = 29,415,621,419.16 : x
  2. Step 2: Convert to fraction form
    51,971,242,288.74/71,718,458,691.82 = 29,415,621,419.16/x
  3. Step 3: Cross multiply
    51,971,242,288.74x = 71,718,458,691.82 × 29,415,621,419.16
  4. Step 4: Simplify right side
    51,971,242,288.74x = 2,109,643,029,644,242,321,408
  5. Step 5: Solve for x
    x = 2,109,643,029,644,242,321,408/51,971,242,288.74
  6. Step 6: Final answer
    x = 40,592,507,254.75

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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.