Finding the Fourth Proportional to 1,137,303,501.80, 1,705,955,252.70 and 1,060,775,997.80
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Solution
The fourth proportional to 1,137,303,501.80, 1,705,955,252.70 and 1,060,775,997.80 is: 1,591,163,996.70
Step by Step Solution
- Step 1: Write the proportion equation
1,137,303,501.80 : 1,705,955,252.70 = 1,060,775,997.80 : x - Step 2: Convert to fraction form
1,137,303,501.80/1,705,955,252.70 = 1,060,775,997.80/x - Step 3: Cross multiply
1,137,303,501.80x = 1,705,955,252.70 × 1,060,775,997.80 - Step 4: Simplify right side
1,137,303,501.80x = 1,809,636,385,384,993,536 - Step 5: Solve for x
x = 1,809,636,385,384,993,536/1,137,303,501.80 - Step 6: Final answer
x = 1,591,163,996.70
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1.5x scale
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.