Finding the Fourth Proportional to 113,104,703.16, 169,653,664.08 and 31,228,584.48
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Solution
The fourth proportional to 113,104,703.16, 169,653,664.08 and 31,228,584.48 is: 46,841,940.55
Step by Step Solution
- Step 1: Write the proportion equation
113,104,703.16 : 169,653,664.08 = 31,228,584.48 : x - Step 2: Convert to fraction form
113,104,703.16/169,653,664.08 = 31,228,584.48/x - Step 3: Cross multiply
113,104,703.16x = 169,653,664.08 × 31,228,584.48 - Step 4: Simplify right side
113,104,703.16x = 5,298,043,781,063,822 - Step 5: Solve for x
x = 5,298,043,781,063,822/113,104,703.16 - Step 6: Final answer
x = 46,841,940.55
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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.