Finding the Fourth Proportional to 359,464,051.99, 539,211,463.40 and 141,161,629.42
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Solution
The fourth proportional to 359,464,051.99, 539,211,463.40 and 141,161,629.42 is: 211,748,485.99
Step by Step Solution
- Step 1: Write the proportion equation
359,464,051.99 : 539,211,463.40 = 141,161,629.42 : x - Step 2: Convert to fraction form
359,464,051.99/539,211,463.40 = 141,161,629.42/x - Step 3: Cross multiply
359,464,051.99x = 539,211,463.40 × 141,161,629.42 - Step 4: Simplify right side
359,464,051.99x = 76,115,968,775,486,688 - Step 5: Solve for x
x = 76,115,968,775,486,688/359,464,051.99 - Step 6: Final answer
x = 211,748,485.99
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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.