Finding the Fourth Proportional to 363,465,421,858.24, 545,209,239,732.99 and 124,696,721,656.15
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Solution
The fourth proportional to 363,465,421,858.24, 545,209,239,732.99 and 124,696,721,656.15 is: 187,048,893,024.72
Step by Step Solution
- Step 1: Write the proportion equation
363,465,421,858.24 : 545,209,239,732.99 = 124,696,721,656.15 : x - Step 2: Convert to fraction form
363,465,421,858.24/545,209,239,732.99 = 124,696,721,656.15/x - Step 3: Cross multiply
363,465,421,858.24x = 545,209,239,732.99 × 124,696,721,656.15 - Step 4: Simplify right side
363,465,421,858.24x = 67,985,804,811,345,804,132,352 - Step 5: Solve for x
x = 67,985,804,811,345,804,132,352/363,465,421,858.24 - Step 6: Final answer
x = 187,048,893,024.72
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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.