Finding the Fourth Proportional to 86,864,310.09, 130,296,354.98 and 22,168,116.59
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Solution
The fourth proportional to 86,864,310.09, 130,296,354.98 and 22,168,116.59 is: 33,252,146.76
Step by Step Solution
- Step 1: Write the proportion equation
86,864,310.09 : 130,296,354.98 = 22,168,116.59 : x - Step 2: Convert to fraction form
86,864,310.09/130,296,354.98 = 22,168,116.59/x - Step 3: Cross multiply
86,864,310.09x = 130,296,354.98 × 22,168,116.59 - Step 4: Simplify right side
86,864,310.09x = 2,888,424,787,686,344.50 - Step 5: Solve for x
x = 2,888,424,787,686,344.50/86,864,310.09 - Step 6: Final answer
x = 33,252,146.76
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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.