Finding the Fourth Proportional to 551,063,625.68, 760,467,844.50 and 303,544,979.94
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Solution
The fourth proportional to 551,063,625.68, 760,467,844.50 and 303,544,979.94 is: 418,892,094.94
Step by Step Solution
- Step 1: Write the proportion equation
551,063,625.68 : 760,467,844.50 = 303,544,979.94 : x - Step 2: Convert to fraction form
551,063,625.68/760,467,844.50 = 303,544,979.94/x - Step 3: Cross multiply
551,063,625.68x = 760,467,844.50 × 303,544,979.94 - Step 4: Simplify right side
551,063,625.68x = 230,836,196,603,767,552 - Step 5: Solve for x
x = 230,836,196,603,767,552/551,063,625.68 - Step 6: Final answer
x = 418,892,094.94
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.