Finding the Fourth Proportional to 113,786,169.33, 157,024,913.87 and 61,575,204.97
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Solution
The fourth proportional to 113,786,169.33, 157,024,913.87 and 61,575,204.97 is: 84,973,782.97
Step by Step Solution
- Step 1: Write the proportion equation
113,786,169.33 : 157,024,913.87 = 61,575,204.97 : x - Step 2: Convert to fraction form
113,786,169.33/157,024,913.87 = 61,575,204.97/x - Step 3: Cross multiply
113,786,169.33x = 157,024,913.87 × 61,575,204.97 - Step 4: Simplify right side
113,786,169.33x = 9,668,841,257,292,064 - Step 5: Solve for x
x = 9,668,841,257,292,064/113,786,169.33 - Step 6: Final answer
x = 84,973,782.97
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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.