Finding the Fourth Proportional to 238,237,854.88, 328,776,214.05 and 132,395,731.03
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Solution
The fourth proportional to 238,237,854.88, 328,776,214.05 and 132,395,731.03 is: 182,710,540.38
Step by Step Solution
- Step 1: Write the proportion equation
238,237,854.88 : 328,776,214.05 = 132,395,731.03 : x - Step 2: Convert to fraction form
238,237,854.88/328,776,214.05 = 132,395,731.03/x - Step 3: Cross multiply
238,237,854.88x = 328,776,214.05 × 132,395,731.03 - Step 4: Simplify right side
238,237,854.88x = 43,528,567,204,425,512 - Step 5: Solve for x
x = 43,528,567,204,425,512/238,237,854.88 - Step 6: Final answer
x = 182,710,540.38
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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.