Finding the Fourth Proportional to 363,465,421,836.99, 545,209,239,701.11 and 124,696,721,634.90
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Solution
The fourth proportional to 363,465,421,836.99, 545,209,239,701.11 and 124,696,721,634.90 is: 187,048,892,992.84
Step by Step Solution
- Step 1: Write the proportion equation
363,465,421,836.99 : 545,209,239,701.11 = 124,696,721,634.90 : x - Step 2: Convert to fraction form
363,465,421,836.99/545,209,239,701.11 = 124,696,721,634.90/x - Step 3: Cross multiply
363,465,421,836.99x = 545,209,239,701.11 × 124,696,721,634.90 - Step 4: Simplify right side
363,465,421,836.99x = 67,985,804,795,784,776,908,800 - Step 5: Solve for x
x = 67,985,804,795,784,776,908,800/363,465,421,836.99 - Step 6: Final answer
x = 187,048,892,992.84
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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.