Finding the Fourth Proportional to 194,805,478.06, 292,674,383.73 and 124,912,642.51
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Solution
The fourth proportional to 194,805,478.06, 292,674,383.73 and 124,912,642.51 is: 187,667,877.88
Step by Step Solution
- Step 1: Write the proportion equation
194,805,478.06 : 292,674,383.73 = 124,912,642.51 : x - Step 2: Convert to fraction form
194,805,478.06/292,674,383.73 = 124,912,642.51/x - Step 3: Cross multiply
194,805,478.06x = 292,674,383.73 × 124,912,642.51 - Step 4: Simplify right side
194,805,478.06x = 36,558,730,666,700,056 - Step 5: Solve for x
x = 36,558,730,666,700,056/194,805,478.06 - Step 6: Final answer
x = 187,667,877.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.