Finding the Fourth Proportional to 459,914,347.20, 634,684,377.06 and 261,675,837.18
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Solution
The fourth proportional to 459,914,347.20, 634,684,377.06 and 261,675,837.18 is: 361,114,122.06
Step by Step Solution
- Step 1: Write the proportion equation
459,914,347.20 : 634,684,377.06 = 261,675,837.18 : x - Step 2: Convert to fraction form
459,914,347.20/634,684,377.06 = 261,675,837.18/x - Step 3: Cross multiply
459,914,347.20x = 634,684,377.06 × 261,675,837.18 - Step 4: Simplify right side
459,914,347.20x = 166,081,565,712,242,272 - Step 5: Solve for x
x = 166,081,565,712,242,272/459,914,347.20 - Step 6: Final answer
x = 361,114,122.06
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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.