Finding the Fourth Proportional to 436,614,974.84, 602,525,545.70 and 238,376,463.14
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Solution
The fourth proportional to 436,614,974.84, 602,525,545.70 and 238,376,463.14 is: 328,957,815.95
Step by Step Solution
- Step 1: Write the proportion equation
436,614,974.84 : 602,525,545.70 = 238,376,463.14 : x - Step 2: Convert to fraction form
436,614,974.84/602,525,545.70 = 238,376,463.14/x - Step 3: Cross multiply
436,614,974.84x = 602,525,545.70 × 238,376,463.14 - Step 4: Simplify right side
436,614,974.84x = 143,627,908,535,464,432 - Step 5: Solve for x
x = 143,627,908,535,464,432/436,614,974.84 - Step 6: Final answer
x = 328,957,815.95
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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.