Finding the Fourth Proportional to 115,547,517.84, 159,362,598 and 101,579,006.16
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Solution
The fourth proportional to 115,547,517.84, 159,362,598 and 101,579,006.16 is: 140,097,291.80
Step by Step Solution
- Step 1: Write the proportion equation
115,547,517.84 : 159,362,598 = 101,579,006.16 : x - Step 2: Convert to fraction form
115,547,517.84/159,362,598 = 101,579,006.16/x - Step 3: Cross multiply
115,547,517.84x = 159,362,598 × 101,579,006.16 - Step 4: Simplify right side
115,547,517.84x = 16,187,894,323,915,604 - Step 5: Solve for x
x = 16,187,894,323,915,604/115,547,517.84 - Step 6: Final answer
x = 140,097,291.80
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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.