Finding the Fourth Proportional to 2,776,246,011.32, 4,135,514,259.60 and 2,625,875,444.67
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Solution
The fourth proportional to 2,776,246,011.32, 4,135,514,259.60 and 2,625,875,444.67 is: 3,911,521,277.69
Step by Step Solution
- Step 1: Write the proportion equation
2,776,246,011.32 : 4,135,514,259.60 = 2,625,875,444.67 : x - Step 2: Convert to fraction form
2,776,246,011.32/4,135,514,259.60 = 2,625,875,444.67/x - Step 3: Cross multiply
2,776,246,011.32x = 4,135,514,259.60 × 2,625,875,444.67 - Step 4: Simplify right side
2,776,246,011.32x = 10,859,345,345,350,973,440 - Step 5: Solve for x
x = 10,859,345,345,350,973,440/2,776,246,011.32 - Step 6: Final answer
x = 3,911,521,277.69
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.