Finding the Fourth Proportional to 230,672,864.37, 318,327,407.12 and 124,826,205.09
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Solution
The fourth proportional to 230,672,864.37, 318,327,407.12 and 124,826,205.09 is: 172,259,543.04
Step by Step Solution
- Step 1: Write the proportion equation
230,672,864.37 : 318,327,407.12 = 124,826,205.09 : x - Step 2: Convert to fraction form
230,672,864.37/318,327,407.12 = 124,826,205.09/x - Step 3: Cross multiply
230,672,864.37x = 318,327,407.12 × 124,826,205.09 - Step 4: Simplify right side
230,672,864.37x = 39,735,602,208,434,840 - Step 5: Solve for x
x = 39,735,602,208,434,840/230,672,864.37 - Step 6: Final answer
x = 172,259,543.04
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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.