Finding the Fourth Proportional to 97,174,663.74, 145,762,271.46 and 28,093,090.41
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Solution
The fourth proportional to 97,174,663.74, 145,762,271.46 and 28,093,090.41 is: 42,139,715.36
Step by Step Solution
- Step 1: Write the proportion equation
97,174,663.74 : 145,762,271.46 = 28,093,090.41 : x - Step 2: Convert to fraction form
97,174,663.74/145,762,271.46 = 28,093,090.41/x - Step 3: Cross multiply
97,174,663.74x = 145,762,271.46 × 28,093,090.41 - Step 4: Simplify right side
97,174,663.74x = 4,094,912,670,492,743 - Step 5: Solve for x
x = 4,094,912,670,492,743/97,174,663.74 - Step 6: Final answer
x = 42,139,715.36
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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.