Finding the Fourth Proportional to 1,889,636,670.70, 2,834,455,006.05 and 1,699,168,216.30
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Solution
The fourth proportional to 1,889,636,670.70, 2,834,455,006.05 and 1,699,168,216.30 is: 2,548,752,324.45
Step by Step Solution
- Step 1: Write the proportion equation
1,889,636,670.70 : 2,834,455,006.05 = 1,699,168,216.30 : x - Step 2: Convert to fraction form
1,889,636,670.70/2,834,455,006.05 = 1,699,168,216.30/x - Step 3: Cross multiply
1,889,636,670.70x = 2,834,455,006.05 × 1,699,168,216.30 - Step 4: Simplify right side
1,889,636,670.70x = 4,816,215,856,812,583,936 - Step 5: Solve for x
x = 4,816,215,856,812,583,936/1,889,636,670.70 - Step 6: Final answer
x = 2,548,752,324.45
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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.