Finding the Fourth Proportional to 74,170,802.67, 102,353,768.58 and 41,130,968.07
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Solution
The fourth proportional to 74,170,802.67, 102,353,768.58 and 41,130,968.07 is: 56,759,660.62
Step by Step Solution
- Step 1: Write the proportion equation
74,170,802.67 : 102,353,768.58 = 41,130,968.07 : x - Step 2: Convert to fraction form
74,170,802.67/102,353,768.58 = 41,130,968.07/x - Step 3: Cross multiply
74,170,802.67x = 102,353,768.58 × 41,130,968.07 - Step 4: Simplify right side
74,170,802.67x = 4,209,909,587,308,149 - Step 5: Solve for x
x = 4,209,909,587,308,149/74,170,802.67 - Step 6: Final answer
x = 56,759,660.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.