Finding the Fourth Proportional to 195,687,245.48, 270,048,572.44 and 107,582,742.76
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Solution
The fourth proportional to 195,687,245.48, 270,048,572.44 and 107,582,742.76 is: 148,464,280.49
Step by Step Solution
- Step 1: Write the proportion equation
195,687,245.48 : 270,048,572.44 = 107,582,742.76 : x - Step 2: Convert to fraction form
195,687,245.48/270,048,572.44 = 107,582,742.76/x - Step 3: Cross multiply
195,687,245.48x = 270,048,572.44 × 107,582,742.76 - Step 4: Simplify right side
195,687,245.48x = 29,052,566,101,517,748 - Step 5: Solve for x
x = 29,052,566,101,517,748/195,687,245.48 - Step 6: Final answer
x = 148,464,280.49
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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.