Finding the Fourth Proportional to 443,960,634,431.52, 612,666,128,943.36 and 240,964,446,936.96
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Solution
The fourth proportional to 443,960,634,431.52, 612,666,128,943.36 and 240,964,446,936.96 is: 332,531,182,875.89
Step by Step Solution
- Step 1: Write the proportion equation
443,960,634,431.52 : 612,666,128,943.36 = 240,964,446,936.96 : x - Step 2: Convert to fraction form
443,960,634,431.52/612,666,128,943.36 = 240,964,446,936.96/x - Step 3: Cross multiply
443,960,634,431.52x = 612,666,128,943.36 × 240,964,446,936.96 - Step 4: Simplify right side
443,960,634,431.52x = 147,630,754,917,844,953,071,616 - Step 5: Solve for x
x = 147,630,754,917,844,953,071,616/443,960,634,431.52 - Step 6: Final answer
x = 332,531,182,875.89
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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.