Finding the Fourth Proportional to 325,315,450.13, 448,938,547.00 and 176,637,789.65
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Solution
The fourth proportional to 325,315,450.13, 448,938,547.00 and 176,637,789.65 is: 243,761,901.26
Step by Step Solution
- Step 1: Write the proportion equation
325,315,450.13 : 448,938,547.00 = 176,637,789.65 : x - Step 2: Convert to fraction form
325,315,450.13/448,938,547.00 = 176,637,789.65/x - Step 3: Cross multiply
325,315,450.13x = 448,938,547.00 × 176,637,789.65 - Step 4: Simplify right side
325,315,450.13x = 79,299,512,631,443,392 - Step 5: Solve for x
x = 79,299,512,631,443,392/325,315,450.13 - Step 6: Final answer
x = 243,761,901.26
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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.