Finding the Fourth Proportional to 204,805,038.13, 307,207,852.86 and 83,636,490.13
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Solution
The fourth proportional to 204,805,038.13, 307,207,852.86 and 83,636,490.13 is: 125,454,855.94
Step by Step Solution
- Step 1: Write the proportion equation
204,805,038.13 : 307,207,852.86 = 83,636,490.13 : x - Step 2: Convert to fraction form
204,805,038.13/307,207,852.86 = 83,636,490.13/x - Step 3: Cross multiply
204,805,038.13x = 307,207,852.86 × 83,636,490.13 - Step 4: Simplify right side
204,805,038.13x = 25,693,786,553,583,884 - Step 5: Solve for x
x = 25,693,786,553,583,884/204,805,038.13 - Step 6: Final answer
x = 125,454,855.94
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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.