Finding the Fourth Proportional to 427,637,445.84, 590,139,675.09 and 232,067,157.84
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Solution
The fourth proportional to 427,637,445.84, 590,139,675.09 and 232,067,157.84 is: 320,252,677.73
Step by Step Solution
- Step 1: Write the proportion equation
427,637,445.84 : 590,139,675.09 = 232,067,157.84 : x - Step 2: Convert to fraction form
427,637,445.84/590,139,675.09 = 232,067,157.84/x - Step 3: Cross multiply
427,637,445.84x = 590,139,675.09 × 232,067,157.84 - Step 4: Simplify right side
427,637,445.84x = 136,952,037,126,757,360 - Step 5: Solve for x
x = 136,952,037,126,757,360/427,637,445.84 - Step 6: Final answer
x = 320,252,677.73
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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.