Finding the Fourth Proportional to 424,331,579.25, 636,497,545.73 and 190,889,623.17
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Solution
The fourth proportional to 424,331,579.25, 636,497,545.73 and 190,889,623.17 is: 286,334,514.31
Step by Step Solution
- Step 1: Write the proportion equation
424,331,579.25 : 636,497,545.73 = 190,889,623.17 : x - Step 2: Convert to fraction form
424,331,579.25/636,497,545.73 = 190,889,623.17/x - Step 3: Cross multiply
424,331,579.25x = 636,497,545.73 × 190,889,623.17 - Step 4: Simplify right side
424,331,579.25x = 121,500,776,652,075,088 - Step 5: Solve for x
x = 121,500,776,652,075,088/424,331,579.25 - Step 6: Final answer
x = 286,334,514.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.