Finding the Fourth Proportional to 95,316,555.14, 142,909,561.21 and 48,539,493.78
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Solution
The fourth proportional to 95,316,555.14, 142,909,561.21 and 48,539,493.78 is: 72,776,001.47
Step by Step Solution
- Step 1: Write the proportion equation
95,316,555.14 : 142,909,561.21 = 48,539,493.78 : x - Step 2: Convert to fraction form
95,316,555.14/142,909,561.21 = 48,539,493.78/x - Step 3: Cross multiply
95,316,555.14x = 142,909,561.21 × 48,539,493.78 - Step 4: Simplify right side
95,316,555.14x = 6,936,757,757,455,325 - Step 5: Solve for x
x = 6,936,757,757,455,325/95,316,555.14 - Step 6: Final answer
x = 72,776,001.47
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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.