Finding the Fourth Proportional to 236,143,730.82, 325,862,602.11 and 135,675,400.26
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Solution
The fourth proportional to 236,143,730.82, 325,862,602.11 and 135,675,400.26 is: 187,223,005.32
Step by Step Solution
- Step 1: Write the proportion equation
236,143,730.82 : 325,862,602.11 = 135,675,400.26 : x - Step 2: Convert to fraction form
236,143,730.82/325,862,602.11 = 135,675,400.26/x - Step 3: Cross multiply
236,143,730.82x = 325,862,602.11 × 135,675,400.26 - Step 4: Simplify right side
236,143,730.82x = 44,211,538,971,039,368 - Step 5: Solve for x
x = 44,211,538,971,039,368/236,143,730.82 - Step 6: Final answer
x = 187,223,005.32
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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.