Finding the Fourth Proportional to 230,185,764.10, 317,652,637.53 and 125,761,587.94
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Solution
The fourth proportional to 230,185,764.10, 317,652,637.53 and 125,761,587.94 is: 173,548,960.62
Step by Step Solution
- Step 1: Write the proportion equation
230,185,764.10 : 317,652,637.53 = 125,761,587.94 : x - Step 2: Convert to fraction form
230,185,764.10/317,652,637.53 = 125,761,587.94/x - Step 3: Cross multiply
230,185,764.10x = 317,652,637.53 × 125,761,587.94 - Step 4: Simplify right side
230,185,764.10x = 39,948,500,109,102,032 - Step 5: Solve for x
x = 39,948,500,109,102,032/230,185,764.10 - Step 6: Final answer
x = 173,548,960.62
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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.