Finding the Fourth Proportional to 97,111,559.96, 134,012,388.74 and 53,057,612.87
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Solution
The fourth proportional to 97,111,559.96, 134,012,388.74 and 53,057,612.87 is: 73,218,651.25
Step by Step Solution
- Step 1: Write the proportion equation
97,111,559.96 : 134,012,388.74 = 53,057,612.87 : x - Step 2: Convert to fraction form
97,111,559.96/134,012,388.74 = 53,057,612.87/x - Step 3: Cross multiply
97,111,559.96x = 134,012,388.74 × 53,057,612.87 - Step 4: Simplify right side
97,111,559.96x = 7,110,377,440,615,517 - Step 5: Solve for x
x = 7,110,377,440,615,517/97,111,559.96 - Step 6: Final answer
x = 73,218,651.25
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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.