Finding the Fourth Proportional to 2,492,204,128.96, 3,738,312,525.60 and 1,018,343,940.96
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Solution
The fourth proportional to 2,492,204,128.96, 3,738,312,525.60 and 1,018,343,940.96 is: 1,527,518,498.84
Step by Step Solution
- Step 1: Write the proportion equation
2,492,204,128.96 : 3,738,312,525.60 = 1,018,343,940.96 : x - Step 2: Convert to fraction form
2,492,204,128.96/3,738,312,525.60 = 1,018,343,940.96/x - Step 3: Cross multiply
2,492,204,128.96x = 3,738,312,525.60 × 1,018,343,940.96 - Step 4: Simplify right side
2,492,204,128.96x = 3,806,887,909,859,634,688 - Step 5: Solve for x
x = 3,806,887,909,859,634,688/2,492,204,128.96 - Step 6: Final answer
x = 1,527,518,498.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.