Finding the Fourth Proportional to 1,102,511,800.84, 1,521,447,044.36 and 600,724,738
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Solution
The fourth proportional to 1,102,511,800.84, 1,521,447,044.36 and 600,724,738 is: 828,989,654.72
Step by Step Solution
- Step 1: Write the proportion equation
1,102,511,800.84 : 1,521,447,044.36 = 600,724,738 : x - Step 2: Convert to fraction form
1,102,511,800.84/1,521,447,044.36 = 600,724,738/x - Step 3: Cross multiply
1,102,511,800.84x = 1,521,447,044.36 × 600,724,738 - Step 4: Simplify right side
1,102,511,800.84x = 913,970,877,104,035,328 - Step 5: Solve for x
x = 913,970,877,104,035,328/1,102,511,800.84 - Step 6: Final answer
x = 828,989,654.72
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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.