Finding the Fourth Proportional to 744,181,762.66, 1,026,960,807.99 and 414,156,814.18
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Solution
The fourth proportional to 744,181,762.66, 1,026,960,807.99 and 414,156,814.18 is: 571,530,824.68
Step by Step Solution
- Step 1: Write the proportion equation
744,181,762.66 : 1,026,960,807.99 = 414,156,814.18 : x - Step 2: Convert to fraction form
744,181,762.66/1,026,960,807.99 = 414,156,814.18/x - Step 3: Cross multiply
744,181,762.66x = 1,026,960,807.99 × 414,156,814.18 - Step 4: Simplify right side
744,181,762.66x = 425,322,816,523,822,080 - Step 5: Solve for x
x = 425,322,816,523,822,080/744,181,762.66 - Step 6: Final answer
x = 571,530,824.68
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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.