Finding the Fourth Proportional to 97,884,323.04, 135,042,136.21 and 56,046,030.24
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Solution
The fourth proportional to 97,884,323.04, 135,042,136.21 and 56,046,030.24 is: 77,321,632.46
Step by Step Solution
- Step 1: Write the proportion equation
97,884,323.04 : 135,042,136.21 = 56,046,030.24 : x - Step 2: Convert to fraction form
97,884,323.04/135,042,136.21 = 56,046,030.24/x - Step 3: Cross multiply
97,884,323.04x = 135,042,136.21 × 56,046,030.24 - Step 4: Simplify right side
97,884,323.04x = 7,568,575,649,699,860 - Step 5: Solve for x
x = 7,568,575,649,699,860/97,884,323.04 - Step 6: Final answer
x = 77,321,632.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.