Finding the Fourth Proportional to 242,554,809.30, 363,832,213.95 and 96,916,355.70
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Solution
The fourth proportional to 242,554,809.30, 363,832,213.95 and 96,916,355.70 is: 145,374,533.55
Step by Step Solution
- Step 1: Write the proportion equation
242,554,809.30 : 363,832,213.95 = 96,916,355.70 : x - Step 2: Convert to fraction form
242,554,809.30/363,832,213.95 = 96,916,355.70/x - Step 3: Cross multiply
242,554,809.30x = 363,832,213.95 × 96,916,355.70 - Step 4: Simplify right side
242,554,809.30x = 35,261,292,262,296,700 - Step 5: Solve for x
x = 35,261,292,262,296,700/242,554,809.30 - Step 6: Final answer
x = 145,374,533.55
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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.