Finding the Fourth Proportional to 622,683,337.44, 859,306,891.80 and 340,426,386.42
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Solution
The fourth proportional to 622,683,337.44, 859,306,891.80 and 340,426,386.42 is: 469,790,537.85
Step by Step Solution
- Step 1: Write the proportion equation
622,683,337.44 : 859,306,891.80 = 340,426,386.42 : x - Step 2: Convert to fraction form
622,683,337.44/859,306,891.80 = 340,426,386.42/x - Step 3: Cross multiply
622,683,337.44x = 859,306,891.80 × 340,426,386.42 - Step 4: Simplify right side
622,683,337.44x = 292,530,740,003,201,088 - Step 5: Solve for x
x = 292,530,740,003,201,088/622,683,337.44 - Step 6: Final answer
x = 469,790,537.85
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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.