Finding the Fourth Proportional to 98,901,689.11, 148,368,665.80 and 40,593,718.26
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Solution
The fourth proportional to 98,901,689.11, 148,368,665.80 and 40,593,718.26 is: 60,897,198.75
Step by Step Solution
- Step 1: Write the proportion equation
98,901,689.11 : 148,368,665.80 = 40,593,718.26 : x - Step 2: Convert to fraction form
98,901,689.11/148,368,665.80 = 40,593,718.26/x - Step 3: Cross multiply
98,901,689.11x = 148,368,665.80 × 40,593,718.26 - Step 4: Simplify right side
98,901,689.11x = 6,022,835,818,265,250 - Step 5: Solve for x
x = 6,022,835,818,265,250/98,901,689.11 - Step 6: Final answer
x = 60,897,198.75
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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.