Finding the Fourth Proportional to 171,329,280,265.59, 236,436,549,237.77 and 94,175,543,628.99
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Solution
The fourth proportional to 171,329,280,265.59, 236,436,549,237.77 and 94,175,543,628.99 is: 129,963,427,872.41
Step by Step Solution
- Step 1: Write the proportion equation
171,329,280,265.59 : 236,436,549,237.77 = 94,175,543,628.99 : x - Step 2: Convert to fraction form
171,329,280,265.59/236,436,549,237.77 = 94,175,543,628.99/x - Step 3: Cross multiply
171,329,280,265.59x = 236,436,549,237.77 × 94,175,543,628.99 - Step 4: Simplify right side
171,329,280,265.59x = 22,266,540,558,229,451,046,912 - Step 5: Solve for x
x = 22,266,540,558,229,451,046,912/171,329,280,265.59 - Step 6: Final answer
x = 129,963,427,872.41
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1.5x scale
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.