Finding the Fourth Proportional to 2,058,271,911.63, 2,840,457,286.62 and 1,118,535,089.67
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Solution
The fourth proportional to 2,058,271,911.63, 2,840,457,286.62 and 1,118,535,089.67 is: 1,543,601,274.37
Step by Step Solution
- Step 1: Write the proportion equation
2,058,271,911.63 : 2,840,457,286.62 = 1,118,535,089.67 : x - Step 2: Convert to fraction form
2,058,271,911.63/2,840,457,286.62 = 1,118,535,089.67/x - Step 3: Cross multiply
2,058,271,911.63x = 2,840,457,286.62 × 1,118,535,089.67 - Step 4: Simplify right side
2,058,271,911.63x = 3,177,151,145,793,306,624 - Step 5: Solve for x
x = 3,177,151,145,793,306,624/2,058,271,911.63 - Step 6: Final answer
x = 1,543,601,274.37
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1.5x scale
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.