Finding the Fourth Proportional to 411,840,862, 568,351,488.27 and 242,306,933.83
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Solution
The fourth proportional to 411,840,862, 568,351,488.27 and 242,306,933.83 is: 334,390,098.62
Step by Step Solution
- Step 1: Write the proportion equation
411,840,862 : 568,351,488.27 = 242,306,933.83 : x - Step 2: Convert to fraction form
411,840,862/568,351,488.27 = 242,306,933.83/x - Step 3: Cross multiply
411,840,862x = 568,351,488.27 × 242,306,933.83 - Step 4: Simplify right side
411,840,862x = 137,715,506,460,420,912 - Step 5: Solve for x
x = 137,715,506,460,420,912/411,840,862 - Step 6: Final answer
x = 334,390,098.62
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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.