Finding the Fourth Proportional to 118,658,568.24, 178,260,632.82 and 83,724,087.96
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Solution
The fourth proportional to 118,658,568.24, 178,260,632.82 and 83,724,087.96 is: 125,778,602.62
Step by Step Solution
- Step 1: Write the proportion equation
118,658,568.24 : 178,260,632.82 = 83,724,087.96 : x - Step 2: Convert to fraction form
118,658,568.24/178,260,632.82 = 83,724,087.96/x - Step 3: Cross multiply
118,658,568.24x = 178,260,632.82 × 83,724,087.96 - Step 4: Simplify right side
118,658,568.24x = 14,924,708,902,026,942 - Step 5: Solve for x
x = 14,924,708,902,026,942/118,658,568.24 - Step 6: Final answer
x = 125,778,602.62
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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.