Finding the Fourth Proportional to 619,895,850.66, 855,456,226.10 and 341,437,374.23
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Solution
The fourth proportional to 619,895,850.66, 855,456,226.10 and 341,437,374.23 is: 471,183,550.09
Step by Step Solution
- Step 1: Write the proportion equation
619,895,850.66 : 855,456,226.10 = 341,437,374.23 : x - Step 2: Convert to fraction form
619,895,850.66/855,456,226.10 = 341,437,374.23/x - Step 3: Cross multiply
619,895,850.66x = 855,456,226.10 × 341,437,374.23 - Step 4: Simplify right side
619,895,850.66x = 292,084,727,602,304,768 - Step 5: Solve for x
x = 292,084,727,602,304,768/619,895,850.66 - Step 6: Final answer
x = 471,183,550.09
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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.