Finding the Fourth Proportional to 239,047,979.99, 329,877,503.07 and 133,195,926.11
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Solution
The fourth proportional to 239,047,979.99, 329,877,503.07 and 133,195,926.11 is: 183,805,525.26
Step by Step Solution
- Step 1: Write the proportion equation
239,047,979.99 : 329,877,503.07 = 133,195,926.11 : x - Step 2: Convert to fraction form
239,047,979.99/329,877,503.07 = 133,195,926.11/x - Step 3: Cross multiply
239,047,979.99x = 329,877,503.07 × 133,195,926.11 - Step 4: Simplify right side
239,047,979.99x = 43,938,339,524,263,016 - Step 5: Solve for x
x = 43,938,339,524,263,016/239,047,979.99 - Step 6: Final answer
x = 183,805,525.26
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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.