Finding the Fourth Proportional to 511,788,354,841.80, 706,290,130,691.79 and 283,417,596,827.88
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Solution
The fourth proportional to 511,788,354,841.80, 706,290,130,691.79 and 283,417,596,827.88 is: 391,128,578,073.63
Step by Step Solution
- Step 1: Write the proportion equation
511,788,354,841.80 : 706,290,130,691.79 = 283,417,596,827.88 : x - Step 2: Convert to fraction form
511,788,354,841.80/706,290,130,691.79 = 283,417,596,827.88/x - Step 3: Cross multiply
511,788,354,841.80x = 706,290,130,691.79 × 283,417,596,827.88 - Step 4: Simplify right side
511,788,354,841.80x = 200,175,051,503,916,434,849,792 - Step 5: Solve for x
x = 200,175,051,503,916,434,849,792/511,788,354,841.80 - Step 6: Final answer
x = 391,128,578,073.63
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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.