Finding the Fourth Proportional to 1,474,137,884,768.50, 2,034,134,095,492.60 and 814,854,901,927.80
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Solution
The fourth proportional to 1,474,137,884,768.50, 2,034,134,095,492.60 and 814,854,901,927.80 is: 1,124,402,375,121.72
Step by Step Solution
- Step 1: Write the proportion equation
1,474,137,884,768.50 : 2,034,134,095,492.60 = 814,854,901,927.80 : x - Step 2: Convert to fraction form
1,474,137,884,768.50/2,034,134,095,492.60 = 814,854,901,927.80/x - Step 3: Cross multiply
1,474,137,884,768.50x = 2,034,134,095,492.60 × 814,854,901,927.80 - Step 4: Simplify right side
1,474,137,884,768.50x = 1,657,524,138,890,616,811,552,768 - Step 5: Solve for x
x = 1,657,524,138,890,616,811,552,768/1,474,137,884,768.50 - Step 6: Final answer
x = 1,124,402,375,121.72
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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.