Finding the Fourth Proportional to 350,219,116.23, 483,285,681.68 and 191,457,431.97
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Solution
The fourth proportional to 350,219,116.23, 483,285,681.68 and 191,457,431.97 is: 264,202,127.28
Step by Step Solution
- Step 1: Write the proportion equation
350,219,116.23 : 483,285,681.68 = 191,457,431.97 : x - Step 2: Convert to fraction form
350,219,116.23/483,285,681.68 = 191,457,431.97/x - Step 3: Cross multiply
350,219,116.23x = 483,285,681.68 × 191,457,431.97 - Step 4: Simplify right side
350,219,116.23x = 92,528,635,521,366,384 - Step 5: Solve for x
x = 92,528,635,521,366,384/350,219,116.23 - Step 6: Final answer
x = 264,202,127.28
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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.