Finding the Fourth Proportional to 193,669,681.28, 290,521,967.58 and 62,515,066.44
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Solution
The fourth proportional to 193,669,681.28, 290,521,967.58 and 62,515,066.44 is: 93,778,230.99
Step by Step Solution
- Step 1: Write the proportion equation
193,669,681.28 : 290,521,967.58 = 62,515,066.44 : x - Step 2: Convert to fraction form
193,669,681.28/290,521,967.58 = 62,515,066.44/x - Step 3: Cross multiply
193,669,681.28x = 290,521,967.58 × 62,515,066.44 - Step 4: Simplify right side
193,669,681.28x = 18,162,000,105,543,224 - Step 5: Solve for x
x = 18,162,000,105,543,224/193,669,681.28 - Step 6: Final answer
x = 93,778,230.99
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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.