Finding the Fourth Proportional to 105,930,608.28, 158,898,894.26 and 29,253,637.08
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Solution
The fourth proportional to 105,930,608.28, 158,898,894.26 and 29,253,637.08 is: 43,881,279.08
Step by Step Solution
- Step 1: Write the proportion equation
105,930,608.28 : 158,898,894.26 = 29,253,637.08 : x - Step 2: Convert to fraction form
105,930,608.28/158,898,894.26 = 29,253,637.08/x - Step 3: Cross multiply
105,930,608.28x = 158,898,894.26 × 29,253,637.08 - Step 4: Simplify right side
105,930,608.28x = 4,648,370,585,095,335 - Step 5: Solve for x
x = 4,648,370,585,095,335/105,930,608.28 - Step 6: Final answer
x = 43,881,279.08
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.