Finding the Fourth Proportional to 242,646,671.80, 363,970,007.70 and 242,646,671.80
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Solution
The fourth proportional to 242,646,671.80, 363,970,007.70 and 242,646,671.80 is: 363,970,007.70
Step by Step Solution
- Step 1: Write the proportion equation
242,646,671.80 : 363,970,007.70 = 242,646,671.80 : x - Step 2: Convert to fraction form
242,646,671.80/363,970,007.70 = 242,646,671.80/x - Step 3: Cross multiply
242,646,671.80x = 363,970,007.70 × 242,646,671.80 - Step 4: Simplify right side
242,646,671.80x = 88,316,111,003,425,376 - Step 5: Solve for x
x = 88,316,111,003,425,376/242,646,671.80 - Step 6: Final answer
x = 363,970,007.70
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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.