Finding the Fourth Proportional to 64,673,309.70, 97,009,964.55 and 44,265,975.30
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Solution
The fourth proportional to 64,673,309.70, 97,009,964.55 and 44,265,975.30 is: 66,398,962.95
Step by Step Solution
- Step 1: Write the proportion equation
64,673,309.70 : 97,009,964.55 = 44,265,975.30 : x - Step 2: Convert to fraction form
64,673,309.70/97,009,964.55 = 44,265,975.30/x - Step 3: Cross multiply
64,673,309.70x = 97,009,964.55 × 44,265,975.30 - Step 4: Simplify right side
64,673,309.70x = 4,294,240,694,624,175 - Step 5: Solve for x
x = 4,294,240,694,624,175/64,673,309.70 - Step 6: Final answer
x = 66,398,962.95
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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.