Finding the Fourth Proportional to 1,893,675,653,213.40, 2,840,226,476,363.20 and 515,387,067,772.60
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Solution
The fourth proportional to 1,893,675,653,213.40, 2,840,226,476,363.20 and 515,387,067,772.60 is: 773,002,490,146.07
Step by Step Solution
- Step 1: Write the proportion equation
1,893,675,653,213.40 : 2,840,226,476,363.20 = 515,387,067,772.60 : x - Step 2: Convert to fraction form
1,893,675,653,213.40/2,840,226,476,363.20 = 515,387,067,772.60/x - Step 3: Cross multiply
1,893,675,653,213.40x = 2,840,226,476,363.20 × 515,387,067,772.60 - Step 4: Simplify right side
1,893,675,653,213.40x = 1,463,815,995,462,933,398,159,360 - Step 5: Solve for x
x = 1,463,815,995,462,933,398,159,360/1,893,675,653,213.40 - Step 6: Final answer
x = 773,002,490,146.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.