Finding the Fourth Proportional to 9,657,859,324.20, 14,486,788,986.30 and 5,249,875,093.80
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Solution
The fourth proportional to 9,657,859,324.20, 14,486,788,986.30 and 5,249,875,093.80 is: 7,874,812,640.70
Step by Step Solution
- Step 1: Write the proportion equation
9,657,859,324.20 : 14,486,788,986.30 = 5,249,875,093.80 : x - Step 2: Convert to fraction form
9,657,859,324.20/14,486,788,986.30 = 5,249,875,093.80/x - Step 3: Cross multiply
9,657,859,324.20x = 14,486,788,986.30 × 5,249,875,093.80 - Step 4: Simplify right side
9,657,859,324.20x = 76,053,832,688,312,516,608 - Step 5: Solve for x
x = 76,053,832,688,312,516,608/9,657,859,324.20 - Step 6: Final answer
x = 7,874,812,640.70
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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.