Finding the Fourth Proportional to 168,849,643.74, 232,992,929.03 and 94,514,366.67
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Solution
The fourth proportional to 168,849,643.74, 232,992,929.03 and 94,514,366.67 is: 130,418,866.38
Step by Step Solution
- Step 1: Write the proportion equation
168,849,643.74 : 232,992,929.03 = 94,514,366.67 : x - Step 2: Convert to fraction form
168,849,643.74/232,992,929.03 = 94,514,366.67/x - Step 3: Cross multiply
168,849,643.74x = 232,992,929.03 × 94,514,366.67 - Step 4: Simplify right side
168,849,643.74x = 22,021,179,125,386,136 - Step 5: Solve for x
x = 22,021,179,125,386,136/168,849,643.74 - Step 6: Final answer
x = 130,418,866.38
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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.