Finding the Fourth Proportional to 6,187,709,557.62, 8,539,040,110.68 and 3,368,338,886.70
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Solution
The fourth proportional to 6,187,709,557.62, 8,539,040,110.68 and 3,368,338,886.70 is: 4,648,308,165.09
Step by Step Solution
- Step 1: Write the proportion equation
6,187,709,557.62 : 8,539,040,110.68 = 3,368,338,886.70 : x - Step 2: Convert to fraction form
6,187,709,557.62/8,539,040,110.68 = 3,368,338,886.70/x - Step 3: Cross multiply
6,187,709,557.62x = 8,539,040,110.68 × 3,368,338,886.70 - Step 4: Simplify right side
6,187,709,557.62x = 28,762,380,859,894,513,664 - Step 5: Solve for x
x = 28,762,380,859,894,513,664/6,187,709,557.62 - Step 6: Final answer
x = 4,648,308,165.09
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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.