Finding the Fourth Proportional to 207,450,511.24, 286,298,024.93 and 118,146,231.47
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Solution
The fourth proportional to 207,450,511.24, 286,298,024.93 and 118,146,231.47 is: 163,051,093.59
Step by Step Solution
- Step 1: Write the proportion equation
207,450,511.24 : 286,298,024.93 = 118,146,231.47 : x - Step 2: Convert to fraction form
207,450,511.24/286,298,024.93 = 118,146,231.47/x - Step 3: Cross multiply
207,450,511.24x = 286,298,024.93 × 118,146,231.47 - Step 4: Simplify right side
207,450,511.24x = 33,825,032,722,783,612 - Step 5: Solve for x
x = 33,825,032,722,783,612/207,450,511.24 - Step 6: Final answer
x = 163,051,093.59
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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.