Finding the Fourth Proportional to 16,376,256,809.70, 24,564,385,214.55 and 13,655,278,889.70
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Solution
The fourth proportional to 16,376,256,809.70, 24,564,385,214.55 and 13,655,278,889.70 is: 20,482,918,334.55
Step by Step Solution
- Step 1: Write the proportion equation
16,376,256,809.70 : 24,564,385,214.55 = 13,655,278,889.70 : x - Step 2: Convert to fraction form
16,376,256,809.70/24,564,385,214.55 = 13,655,278,889.70/x - Step 3: Cross multiply
16,376,256,809.70x = 24,564,385,214.55 × 13,655,278,889.70 - Step 4: Simplify right side
16,376,256,809.70x = 335,433,530,858,703,421,440 - Step 5: Solve for x
x = 335,433,530,858,703,421,440/16,376,256,809.70 - Step 6: Final answer
x = 20,482,918,334.55
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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.