Finding the Fourth Proportional to 747,844,054.53, 1,121,764,577.49 and 702,335,391.99
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Solution
The fourth proportional to 747,844,054.53, 1,121,764,577.49 and 702,335,391.99 is: 1,053,501,675.22
Step by Step Solution
- Step 1: Write the proportion equation
747,844,054.53 : 1,121,764,577.49 = 702,335,391.99 : x - Step 2: Convert to fraction form
747,844,054.53/1,121,764,577.49 = 702,335,391.99/x - Step 3: Cross multiply
747,844,054.53x = 1,121,764,577.49 × 702,335,391.99 - Step 4: Simplify right side
747,844,054.53x = 787,854,964,251,935,872 - Step 5: Solve for x
x = 787,854,964,251,935,872/747,844,054.53 - Step 6: Final answer
x = 1,053,501,675.22
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.