Home / 447,097,085.96-616,994,008.29-248,854,326.35

Finding the Fourth Proportional to 447,097,085.96, 616,994,008.29 and 248,854,326.35

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Solution

The fourth proportional to 447,097,085.96, 616,994,008.29 and 248,854,326.35 is: 343,418,986.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,097,085.96 : 616,994,008.29 = 248,854,326.35 : x
  2. Step 2: Convert to fraction form
    447,097,085.96/616,994,008.29 = 248,854,326.35/x
  3. Step 3: Cross multiply
    447,097,085.96x = 616,994,008.29 × 248,854,326.35
  4. Step 4: Simplify right side
    447,097,085.96x = 153,541,628,294,994,240
  5. Step 5: Solve for x
    x = 153,541,628,294,994,240/447,097,085.96
  6. Step 6: Final answer
    x = 343,418,986.87

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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.