Finding the Fourth Proportional to 286,641,496,794.23, 395,574,766,213.81 and 156,437,480,635
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Solution
The fourth proportional to 286,641,496,794.23, 395,574,766,213.81 and 156,437,480,635 is: 215,888,908,344.95
Step by Step Solution
- Step 1: Write the proportion equation
286,641,496,794.23 : 395,574,766,213.81 = 156,437,480,635 : x - Step 2: Convert to fraction form
286,641,496,794.23/395,574,766,213.81 = 156,437,480,635/x - Step 3: Cross multiply
286,641,496,794.23x = 395,574,766,213.81 × 156,437,480,635 - Step 4: Simplify right side
286,641,496,794.23x = 61,882,719,829,267,551,617,024 - Step 5: Solve for x
x = 61,882,719,829,267,551,617,024/286,641,496,794.23 - Step 6: Final answer
x = 215,888,908,344.95
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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.