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Finding the Fourth Proportional to 792,649,268.24, 1,093,791,987.96 and 458,143,460

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Solution

The fourth proportional to 792,649,268.24, 1,093,791,987.96 and 458,143,460 is: 632,200,982.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,649,268.24 : 1,093,791,987.96 = 458,143,460 : x
  2. Step 2: Convert to fraction form
    792,649,268.24/1,093,791,987.96 = 458,143,460/x
  3. Step 3: Cross multiply
    792,649,268.24x = 1,093,791,987.96 × 458,143,460
  4. Step 4: Simplify right side
    792,649,268.24x = 501,113,645,884,272,768
  5. Step 5: Solve for x
    x = 501,113,645,884,272,768/792,649,268.24
  6. Step 6: Final answer
    x = 632,200,982.15

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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.