Finding the Fourth Proportional to 216,246,625.16, 298,427,801.46 and 118,461,489.80
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Solution
The fourth proportional to 216,246,625.16, 298,427,801.46 and 118,461,489.80 is: 163,480,941.88
Step by Step Solution
- Step 1: Write the proportion equation
216,246,625.16 : 298,427,801.46 = 118,461,489.80 : x - Step 2: Convert to fraction form
216,246,625.16/298,427,801.46 = 118,461,489.80/x - Step 3: Cross multiply
216,246,625.16x = 298,427,801.46 × 118,461,489.80 - Step 4: Simplify right side
216,246,625.16x = 35,352,201,958,690,212 - Step 5: Solve for x
x = 35,352,201,958,690,212/216,246,625.16 - Step 6: Final answer
x = 163,480,941.88
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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.