Finding the Fourth Proportional to 1,334,080,489.61, 1,841,031,250.17 and 739,403,366.54
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Solution
The fourth proportional to 1,334,080,489.61, 1,841,031,250.17 and 739,403,366.54 is: 1,020,376,742.54
Step by Step Solution
- Step 1: Write the proportion equation
1,334,080,489.61 : 1,841,031,250.17 = 739,403,366.54 : x - Step 2: Convert to fraction form
1,334,080,489.61/1,841,031,250.17 = 739,403,366.54/x - Step 3: Cross multiply
1,334,080,489.61x = 1,841,031,250.17 × 739,403,366.54 - Step 4: Simplify right side
1,334,080,489.61x = 1,361,264,704,271,837,696 - Step 5: Solve for x
x = 1,361,264,704,271,837,696/1,334,080,489.61 - Step 6: Final answer
x = 1,020,376,742.54
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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.