Finding the Fourth Proportional to 97,156,575.12, 134,075,748.15 and 53,103,548.46
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Solution
The fourth proportional to 97,156,575.12, 134,075,748.15 and 53,103,548.46 is: 73,282,718.96
Step by Step Solution
- Step 1: Write the proportion equation
97,156,575.12 : 134,075,748.15 = 53,103,548.46 : x - Step 2: Convert to fraction form
97,156,575.12/134,075,748.15 = 53,103,548.46/x - Step 3: Cross multiply
97,156,575.12x = 134,075,748.15 × 53,103,548.46 - Step 4: Simplify right side
97,156,575.12x = 7,119,897,989,194,281 - Step 5: Solve for x
x = 7,119,897,989,194,281/97,156,575.12 - Step 6: Final answer
x = 73,282,718.96
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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.