Finding the Fourth Proportional to 83,296,992.18, 114,948,408.24 and 46,126,536.06
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Solution
The fourth proportional to 83,296,992.18, 114,948,408.24 and 46,126,536.06 is: 63,653,821.81
Step by Step Solution
- Step 1: Write the proportion equation
83,296,992.18 : 114,948,408.24 = 46,126,536.06 : x - Step 2: Convert to fraction form
83,296,992.18/114,948,408.24 = 46,126,536.06/x - Step 3: Cross multiply
83,296,992.18x = 114,948,408.24 × 46,126,536.06 - Step 4: Simplify right side
83,296,992.18x = 5,302,171,897,721,961 - Step 5: Solve for x
x = 5,302,171,897,721,961/83,296,992.18 - Step 6: Final answer
x = 63,653,821.81
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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.