Finding the Fourth Proportional to 70,917,812.15, 97,881,797.25 and 44,795,715.53
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Solution
The fourth proportional to 70,917,812.15, 97,881,797.25 and 44,795,715.53 is: 61,827,699.02
Step by Step Solution
- Step 1: Write the proportion equation
70,917,812.15 : 97,881,797.25 = 44,795,715.53 : x - Step 2: Convert to fraction form
70,917,812.15/97,881,797.25 = 44,795,715.53/x - Step 3: Cross multiply
70,917,812.15x = 97,881,797.25 × 44,795,715.53 - Step 4: Simplify right side
70,917,812.15x = 4,384,685,144,686,727 - Step 5: Solve for x
x = 4,384,685,144,686,727/70,917,812.15 - Step 6: Final answer
x = 61,827,699.02
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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.