Finding the Fourth Proportional to 2,455,808,544,935.50, 3,683,712,817,403.20 and 865,306,251,431.55
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Solution
The fourth proportional to 2,455,808,544,935.50, 3,683,712,817,403.20 and 865,306,251,431.55 is: 1,297,959,377,147.31
Step by Step Solution
- Step 1: Write the proportion equation
2,455,808,544,935.50 : 3,683,712,817,403.20 = 865,306,251,431.55 : x - Step 2: Convert to fraction form
2,455,808,544,935.50/3,683,712,817,403.20 = 865,306,251,431.55/x - Step 3: Cross multiply
2,455,808,544,935.50x = 3,683,712,817,403.20 × 865,306,251,431.55 - Step 4: Simplify right side
2,455,808,544,935.50x = 3,187,539,729,377,517,245,562,880 - Step 5: Solve for x
x = 3,187,539,729,377,517,245,562,880/2,455,808,544,935.50 - Step 6: Final answer
x = 1,297,959,377,147.31
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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.