Finding the Fourth Proportional to 5,569,623,751.38, 8,353,527,468.57 and 1,638,410,521.11
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Solution
The fourth proportional to 5,569,623,751.38, 8,353,527,468.57 and 1,638,410,521.11 is: 2,457,348,629.61
Step by Step Solution
- Step 1: Write the proportion equation
5,569,623,751.38 : 8,353,527,468.57 = 1,638,410,521.11 : x - Step 2: Convert to fraction form
5,569,623,751.38/8,353,527,468.57 = 1,638,410,521.11/x - Step 3: Cross multiply
5,569,623,751.38x = 8,353,527,468.57 × 1,638,410,521.11 - Step 4: Simplify right side
5,569,623,751.38x = 13,686,507,292,886,470,656 - Step 5: Solve for x
x = 13,686,507,292,886,470,656/5,569,623,751.38 - Step 6: Final answer
x = 2,457,348,629.61
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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.