Finding the Fourth Proportional to 168,749,089,827.58, 232,873,974,569.27 and 91,586,930,771.03
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Solution
The fourth proportional to 168,749,089,827.58, 232,873,974,569.27 and 91,586,930,771.03 is: 126,390,089,623.85
Step by Step Solution
- Step 1: Write the proportion equation
168,749,089,827.58 : 232,873,974,569.27 = 91,586,930,771.03 : x - Step 2: Convert to fraction form
168,749,089,827.58/232,873,974,569.27 = 91,586,930,771.03/x - Step 3: Cross multiply
168,749,089,827.58x = 232,873,974,569.27 × 91,586,930,771.03 - Step 4: Simplify right side
168,749,089,827.58x = 21,328,212,587,250,330,894,336 - Step 5: Solve for x
x = 21,328,212,587,250,330,894,336/168,749,089,827.58 - Step 6: Final answer
x = 126,390,089,623.85
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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.