Finding the Fourth Proportional to 461,489,352.84, 636,753,498.39 and 273,224,166.03
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Solution
The fourth proportional to 461,489,352.84, 636,753,498.39 and 273,224,166.03 is: 376,989,073.52
Step by Step Solution
- Step 1: Write the proportion equation
461,489,352.84 : 636,753,498.39 = 273,224,166.03 : x - Step 2: Convert to fraction form
461,489,352.84/636,753,498.39 = 273,224,166.03/x - Step 3: Cross multiply
461,489,352.84x = 636,753,498.39 × 273,224,166.03 - Step 4: Simplify right side
461,489,352.84x = 173,976,443,564,292,672 - Step 5: Solve for x
x = 173,976,443,564,292,672/461,489,352.84 - Step 6: Final answer
x = 376,989,073.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.