Home / 447,097,086.96-616,994,009.67-248,854,327.35

Finding the Fourth Proportional to 447,097,086.96, 616,994,009.67 and 248,854,327.35

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Solution

The fourth proportional to 447,097,086.96, 616,994,009.67 and 248,854,327.35 is: 343,418,988.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,097,086.96 : 616,994,009.67 = 248,854,327.35 : x
  2. Step 2: Convert to fraction form
    447,097,086.96/616,994,009.67 = 248,854,327.35/x
  3. Step 3: Cross multiply
    447,097,086.96x = 616,994,009.67 × 248,854,327.35
  4. Step 4: Simplify right side
    447,097,086.96x = 153,541,629,255,407,232
  5. Step 5: Solve for x
    x = 153,541,629,255,407,232/447,097,086.96
  6. Step 6: Final answer
    x = 343,418,988.25

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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.