Finding the Fourth Proportional to 208,241,422.93, 312,299,245.99 and 62,636,331.61
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Solution
The fourth proportional to 208,241,422.93, 312,299,245.99 and 62,636,331.61 is: 93,935,581.39
Step by Step Solution
- Step 1: Write the proportion equation
208,241,422.93 : 312,299,245.99 = 62,636,331.61 : x - Step 2: Convert to fraction form
208,241,422.93/312,299,245.99 = 62,636,331.61/x - Step 3: Cross multiply
208,241,422.93x = 312,299,245.99 × 62,636,331.61 - Step 4: Simplify right side
208,241,422.93x = 19,561,279,132,680,148 - Step 5: Solve for x
x = 19,561,279,132,680,148/208,241,422.93 - Step 6: Final answer
x = 93,935,581.39
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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.