Finding the Fourth Proportional to 171,965,455.98, 237,301,579.71 and 94,703,119.98
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Solution
The fourth proportional to 171,965,455.98, 237,301,579.71 and 94,703,119.98 is: 130,684,385.69
Step by Step Solution
- Step 1: Write the proportion equation
171,965,455.98 : 237,301,579.71 = 94,703,119.98 : x - Step 2: Convert to fraction form
171,965,455.98/237,301,579.71 = 94,703,119.98/x - Step 3: Cross multiply
171,965,455.98x = 237,301,579.71 × 94,703,119.98 - Step 4: Simplify right side
171,965,455.98x = 22,473,199,974,719,664 - Step 5: Solve for x
x = 22,473,199,974,719,664/171,965,455.98 - Step 6: Final answer
x = 130,684,385.69
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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.