Finding the Fourth Proportional to 3,256,658,923.93, 4,482,843,120.53 and 2,838,251,881.69
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Solution
The fourth proportional to 3,256,658,923.93, 4,482,843,120.53 and 2,838,251,881.69 is: 3,906,899,131.70
Step by Step Solution
- Step 1: Write the proportion equation
3,256,658,923.93 : 4,482,843,120.53 = 2,838,251,881.69 : x - Step 2: Convert to fraction form
3,256,658,923.93/4,482,843,120.53 = 2,838,251,881.69/x - Step 3: Cross multiply
3,256,658,923.93x = 4,482,843,120.53 × 2,838,251,881.69 - Step 4: Simplify right side
3,256,658,923.93x = 12,723,437,922,150,447,104 - Step 5: Solve for x
x = 12,723,437,922,150,447,104/3,256,658,923.93 - Step 6: Final answer
x = 3,906,899,131.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.