Finding the Fourth Proportional to 2,971,357,350.80, 4,446,454,445.40 and 2,587,397,133.20
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Solution
The fourth proportional to 2,971,357,350.80, 4,446,454,445.40 and 2,587,397,133.20 is: 3,871,881,475.93
Step by Step Solution
- Step 1: Write the proportion equation
2,971,357,350.80 : 4,446,454,445.40 = 2,587,397,133.20 : x - Step 2: Convert to fraction form
2,971,357,350.80/4,446,454,445.40 = 2,587,397,133.20/x - Step 3: Cross multiply
2,971,357,350.80x = 4,446,454,445.40 × 2,587,397,133.20 - Step 4: Simplify right side
2,971,357,350.80x = 11,504,743,484,932,354,048 - Step 5: Solve for x
x = 11,504,743,484,932,354,048/2,971,357,350.80 - Step 6: Final answer
x = 3,871,881,475.93
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1.5x scale
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.