Finding the Fourth Proportional to 107,750,270.40, 161,726,882.40 and 56,668,948.80
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Solution
The fourth proportional to 107,750,270.40, 161,726,882.40 and 56,668,948.80 is: 85,056,792.75
Step by Step Solution
- Step 1: Write the proportion equation
107,750,270.40 : 161,726,882.40 = 56,668,948.80 : x - Step 2: Convert to fraction form
107,750,270.40/161,726,882.40 = 56,668,948.80/x - Step 3: Cross multiply
107,750,270.40x = 161,726,882.40 × 56,668,948.80 - Step 4: Simplify right side
107,750,270.40x = 9,164,892,418,309,220 - Step 5: Solve for x
x = 9,164,892,418,309,220/107,750,270.40 - Step 6: Final answer
x = 85,056,792.75
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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.