Home / 165,999,489.41-249,085,407.39-67,703,310.15

Finding the Fourth Proportional to 165,999,489.41, 249,085,407.39 and 67,703,310.15

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Solution

The fourth proportional to 165,999,489.41, 249,085,407.39 and 67,703,310.15 is: 101,590,111.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,999,489.41 : 249,085,407.39 = 67,703,310.15 : x
  2. Step 2: Convert to fraction form
    165,999,489.41/249,085,407.39 = 67,703,310.15/x
  3. Step 3: Cross multiply
    165,999,489.41x = 249,085,407.39 × 67,703,310.15
  4. Step 4: Simplify right side
    165,999,489.41x = 16,863,906,589,176,312
  5. Step 5: Solve for x
    x = 16,863,906,589,176,312/165,999,489.41
  6. Step 6: Final answer
    x = 101,590,111.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.