Finding the Fourth Proportional to 26,663,677,628.97, 39,967,519,134.90 and 8,971,212,981.99
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Solution
The fourth proportional to 26,663,677,628.97, 39,967,519,134.90 and 8,971,212,981.99 is: 13,447,399,548.94
Step by Step Solution
- Step 1: Write the proportion equation
26,663,677,628.97 : 39,967,519,134.90 = 8,971,212,981.99 : x - Step 2: Convert to fraction form
26,663,677,628.97/39,967,519,134.90 = 8,971,212,981.99/x - Step 3: Cross multiply
26,663,677,628.97x = 39,967,519,134.90 × 8,971,212,981.99 - Step 4: Simplify right side
26,663,677,628.97x = 358,557,126,520,948,588,544 - Step 5: Solve for x
x = 358,557,126,520,948,588,544/26,663,677,628.97 - Step 6: Final answer
x = 13,447,399,548.94
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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.