Finding the Fourth Proportional to 124,141,370.20, 185,893,190.70 and 98,419,625.80
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Solution
The fourth proportional to 124,141,370.20, 185,893,190.70 and 98,419,625.80 is: 147,376,641.95
Step by Step Solution
- Step 1: Write the proportion equation
124,141,370.20 : 185,893,190.70 = 98,419,625.80 : x - Step 2: Convert to fraction form
124,141,370.20/185,893,190.70 = 98,419,625.80/x - Step 3: Cross multiply
124,141,370.20x = 185,893,190.70 × 98,419,625.80 - Step 4: Simplify right side
124,141,370.20x = 18,295,538,267,462,040 - Step 5: Solve for x
x = 18,295,538,267,462,040/124,141,370.20 - Step 6: Final answer
x = 147,376,641.95
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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.