Finding the Fourth Proportional to 3,366,534,494,602.20, 5,049,291,513,535.80 and 916,243,676,041.02
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Solution
The fourth proportional to 3,366,534,494,602.20, 5,049,291,513,535.80 and 916,243,676,041.02 is: 1,374,226,649,149.91
Step by Step Solution
- Step 1: Write the proportion equation
3,366,534,494,602.20 : 5,049,291,513,535.80 = 916,243,676,041.02 : x - Step 2: Convert to fraction form
3,366,534,494,602.20/5,049,291,513,535.80 = 916,243,676,041.02/x - Step 3: Cross multiply
3,366,534,494,602.20x = 5,049,291,513,535.80 × 916,243,676,041.02 - Step 4: Simplify right side
3,366,534,494,602.20x = 4,626,381,417,764,767,003,574,272 - Step 5: Solve for x
x = 4,626,381,417,764,767,003,574,272/3,366,534,494,602.20 - Step 6: Final answer
x = 1,374,226,649,149.91
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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.