Finding the Fourth Proportional to 397,290,151.20, 595,935,226.80 and 110,075,815.20
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Solution
The fourth proportional to 397,290,151.20, 595,935,226.80 and 110,075,815.20 is: 165,113,722.80
Step by Step Solution
- Step 1: Write the proportion equation
397,290,151.20 : 595,935,226.80 = 110,075,815.20 : x - Step 2: Convert to fraction form
397,290,151.20/595,935,226.80 = 110,075,815.20/x - Step 3: Cross multiply
397,290,151.20x = 595,935,226.80 × 110,075,815.20 - Step 4: Simplify right side
397,290,151.20x = 65,598,055,896,406,880 - Step 5: Solve for x
x = 65,598,055,896,406,880/397,290,151.20 - Step 6: Final answer
x = 165,113,722.80
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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.