Finding the Fourth Proportional to 197,931,395.92, 296,941,235.28 and 64,990,174.98
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Solution
The fourth proportional to 197,931,395.92, 296,941,235.28 and 64,990,174.98 is: 97,499,756.17
Step by Step Solution
- Step 1: Write the proportion equation
197,931,395.92 : 296,941,235.28 = 64,990,174.98 : x - Step 2: Convert to fraction form
197,931,395.92/296,941,235.28 = 64,990,174.98/x - Step 3: Cross multiply
197,931,395.92x = 296,941,235.28 × 64,990,174.98 - Step 4: Simplify right side
197,931,395.92x = 19,298,262,839,624,548 - Step 5: Solve for x
x = 19,298,262,839,624,548/197,931,395.92 - Step 6: Final answer
x = 97,499,756.17
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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.