Finding the Fourth Proportional to 3,575,728,470.24, 4,934,466,127.68 and 1,968,149,094.72
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Solution
The fourth proportional to 3,575,728,470.24, 4,934,466,127.68 and 1,968,149,094.72 is: 2,716,024,195.61
Step by Step Solution
- Step 1: Write the proportion equation
3,575,728,470.24 : 4,934,466,127.68 = 1,968,149,094.72 : x - Step 2: Convert to fraction form
3,575,728,470.24/4,934,466,127.68 = 1,968,149,094.72/x - Step 3: Cross multiply
3,575,728,470.24x = 4,934,466,127.68 × 1,968,149,094.72 - Step 4: Simplify right side
3,575,728,470.24x = 9,711,765,042,119,897,088 - Step 5: Solve for x
x = 9,711,765,042,119,897,088/3,575,728,470.24 - Step 6: Final answer
x = 2,716,024,195.61
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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.