Finding the Fourth Proportional to 251,502,036.20, 376,497,227.10 and 149,213,421.80
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Solution
The fourth proportional to 251,502,036.20, 376,497,227.10 and 149,213,421.80 is: 223,371,708.65
Step by Step Solution
- Step 1: Write the proportion equation
251,502,036.20 : 376,497,227.10 = 149,213,421.80 : x - Step 2: Convert to fraction form
251,502,036.20/376,497,227.10 = 149,213,421.80/x - Step 3: Cross multiply
251,502,036.20x = 376,497,227.10 × 149,213,421.80 - Step 4: Simplify right side
251,502,036.20x = 56,178,439,553,802,696 - Step 5: Solve for x
x = 56,178,439,553,802,696/251,502,036.20 - Step 6: Final answer
x = 223,371,708.65
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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.