Home / 616,565,449.26-850,884,852.87-338,116,959.18

Finding the Fourth Proportional to 616,565,449.26, 850,884,852.87 and 338,116,959.18

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Solution

The fourth proportional to 616,565,449.26, 850,884,852.87 and 338,116,959.18 is: 466,614,857.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,565,449.26 : 850,884,852.87 = 338,116,959.18 : x
  2. Step 2: Convert to fraction form
    616,565,449.26/850,884,852.87 = 338,116,959.18/x
  3. Step 3: Cross multiply
    616,565,449.26x = 850,884,852.87 × 338,116,959.18
  4. Step 4: Simplify right side
    616,565,449.26x = 287,698,599,064,726,112
  5. Step 5: Solve for x
    x = 287,698,599,064,726,112/616,565,449.26
  6. Step 6: Final answer
    x = 466,614,857.21

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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.