Finding the Fourth Proportional to 4,765,699,625.87, 7,146,340,434.92 and 1,776,960,235.35
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Solution
The fourth proportional to 4,765,699,625.87, 7,146,340,434.92 and 1,776,960,235.35 is: 2,664,616,693.88
Step by Step Solution
- Step 1: Write the proportion equation
4,765,699,625.87 : 7,146,340,434.92 = 1,776,960,235.35 : x - Step 2: Convert to fraction form
4,765,699,625.87/7,146,340,434.92 = 1,776,960,235.35/x - Step 3: Cross multiply
4,765,699,625.87x = 7,146,340,434.92 × 1,776,960,235.35 - Step 4: Simplify right side
4,765,699,625.87x = 12,698,762,781,131,106,304 - Step 5: Solve for x
x = 12,698,762,781,131,106,304/4,765,699,625.87 - Step 6: Final answer
x = 2,664,616,693.88
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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.