Finding the Fourth Proportional to 199,612,907.74, 299,526,553.79 and 83,108,691.28
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Solution
The fourth proportional to 199,612,907.74, 299,526,553.79 and 83,108,691.28 is: 124,707,666.31
Step by Step Solution
- Step 1: Write the proportion equation
199,612,907.74 : 299,526,553.79 = 83,108,691.28 : x - Step 2: Convert to fraction form
199,612,907.74/299,526,553.79 = 83,108,691.28/x - Step 3: Cross multiply
199,612,907.74x = 299,526,553.79 × 83,108,691.28 - Step 4: Simplify right side
199,612,907.74x = 24,893,259,888,679,884 - Step 5: Solve for x
x = 24,893,259,888,679,884/199,612,907.74 - Step 6: Final answer
x = 124,707,666.31
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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.