Finding the Fourth Proportional to 110,341,512.96, 152,260,386.56 and 61,453,489.92
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Solution
The fourth proportional to 110,341,512.96, 152,260,386.56 and 61,453,489.92 is: 84,799,744.72
Step by Step Solution
- Step 1: Write the proportion equation
110,341,512.96 : 152,260,386.56 = 61,453,489.92 : x - Step 2: Convert to fraction form
110,341,512.96/152,260,386.56 = 61,453,489.92/x - Step 3: Cross multiply
110,341,512.96x = 152,260,386.56 × 61,453,489.92 - Step 4: Simplify right side
110,341,512.96x = 9,356,932,130,680,264 - Step 5: Solve for x
x = 9,356,932,130,680,264/110,341,512.96 - Step 6: Final answer
x = 84,799,744.72
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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.