Finding the Fourth Proportional to 19,626,689,298.08, 29,448,597,120.35 and 6,872,917,256.99
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Solution
The fourth proportional to 19,626,689,298.08, 29,448,597,120.35 and 6,872,917,256.99 is: 10,312,374,556.33
Step by Step Solution
- Step 1: Write the proportion equation
19,626,689,298.08 : 29,448,597,120.35 = 6,872,917,256.99 : x - Step 2: Convert to fraction form
19,626,689,298.08/29,448,597,120.35 = 6,872,917,256.99/x - Step 3: Cross multiply
19,626,689,298.08x = 29,448,597,120.35 × 6,872,917,256.99 - Step 4: Simplify right side
19,626,689,298.08x = 202,397,771,342,599,520,256 - Step 5: Solve for x
x = 202,397,771,342,599,520,256/19,626,689,298.08 - Step 6: Final answer
x = 10,312,374,556.33
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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.