Finding the Fourth Proportional to 363,465,421,857.24, 545,209,239,731.49 and 124,696,721,655.15
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Solution
The fourth proportional to 363,465,421,857.24, 545,209,239,731.49 and 124,696,721,655.15 is: 187,048,893,023.22
Step by Step Solution
- Step 1: Write the proportion equation
363,465,421,857.24 : 545,209,239,731.49 = 124,696,721,655.15 : x - Step 2: Convert to fraction form
363,465,421,857.24/545,209,239,731.49 = 124,696,721,655.15/x - Step 3: Cross multiply
363,465,421,857.24x = 545,209,239,731.49 × 124,696,721,655.15 - Step 4: Simplify right side
363,465,421,857.24x = 67,985,804,810,613,554,151,424 - Step 5: Solve for x
x = 67,985,804,810,613,554,151,424/363,465,421,857.24 - Step 6: Final answer
x = 187,048,893,023.22
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.