Finding the Fourth Proportional to 106,623,555.63, 159,941,316.11 and 29,940,605.07
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Solution
The fourth proportional to 106,623,555.63, 159,941,316.11 and 29,940,605.07 is: 44,912,587.58
Step by Step Solution
- Step 1: Write the proportion equation
106,623,555.63 : 159,941,316.11 = 29,940,605.07 : x - Step 2: Convert to fraction form
106,623,555.63/159,941,316.11 = 29,940,605.07/x - Step 3: Cross multiply
106,623,555.63x = 159,941,316.11 × 29,940,605.07 - Step 4: Simplify right side
106,623,555.63x = 4,788,739,779,875,835 - Step 5: Solve for x
x = 4,788,739,779,875,835/106,623,555.63 - Step 6: Final answer
x = 44,912,587.58
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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.