Finding the Fourth Proportional to 242,806,445.17, 364,212,767.97 and 70,283,424.74
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Solution
The fourth proportional to 242,806,445.17, 364,212,767.97 and 70,283,424.74 is: 105,426,034.50
Step by Step Solution
- Step 1: Write the proportion equation
242,806,445.17 : 364,212,767.97 = 70,283,424.74 : x - Step 2: Convert to fraction form
242,806,445.17/364,212,767.97 = 70,283,424.74/x - Step 3: Cross multiply
242,806,445.17x = 364,212,767.97 × 70,283,424.74 - Step 4: Simplify right side
242,806,445.17x = 25,598,120,665,145,516 - Step 5: Solve for x
x = 25,598,120,665,145,516/242,806,445.17 - Step 6: Final answer
x = 105,426,034.50
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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.