Finding the Fourth Proportional to 118,173,556.66, 163,106,717.98 and 69,296,731.06
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Solution
The fourth proportional to 118,173,556.66, 163,106,717.98 and 69,296,731.06 is: 95,645,444.63
Step by Step Solution
- Step 1: Write the proportion equation
118,173,556.66 : 163,106,717.98 = 69,296,731.06 : x - Step 2: Convert to fraction form
118,173,556.66/163,106,717.98 = 69,296,731.06/x - Step 3: Cross multiply
118,173,556.66x = 163,106,717.98 × 69,296,731.06 - Step 4: Simplify right side
118,173,556.66x = 11,302,762,369,939,326 - Step 5: Solve for x
x = 11,302,762,369,939,326/118,173,556.66 - Step 6: Final answer
x = 95,645,444.63
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.