Finding the Fourth Proportional to 97,760,812.80, 146,735,697.60 and 59,497,060.80
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Solution
The fourth proportional to 97,760,812.80, 146,735,697.60 and 59,497,060.80 is: 89,303,090.59
Step by Step Solution
- Step 1: Write the proportion equation
97,760,812.80 : 146,735,697.60 = 59,497,060.80 : x - Step 2: Convert to fraction form
97,760,812.80/146,735,697.60 = 59,497,060.80/x - Step 3: Cross multiply
97,760,812.80x = 146,735,697.60 × 59,497,060.80 - Step 4: Simplify right side
97,760,812.80x = 8,730,342,721,637,613 - Step 5: Solve for x
x = 8,730,342,721,637,613/97,760,812.80 - Step 6: Final answer
x = 89,303,090.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.