Finding the Fourth Proportional to 7,652,938,552,117.80, 11,479,418,876,408 and 3,125,240,045,414.40
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Solution
The fourth proportional to 7,652,938,552,117.80, 11,479,418,876,408 and 3,125,240,045,414.40 is: 4,687,864,579,901.57
Step by Step Solution
- Step 1: Write the proportion equation
7,652,938,552,117.80 : 11,479,418,876,408 = 3,125,240,045,414.40 : x - Step 2: Convert to fraction form
7,652,938,552,117.80/11,479,418,876,408 = 3,125,240,045,414.40/x - Step 3: Cross multiply
7,652,938,552,117.80x = 11,479,418,876,408 × 3,125,240,045,414.40 - Step 4: Simplify right side
7,652,938,552,117.80x = 35,875,939,570,636,257,300,054,016 - Step 5: Solve for x
x = 35,875,939,570,636,257,300,054,016/7,652,938,552,117.80 - Step 6: Final answer
x = 4,687,864,579,901.57
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.