Finding the Fourth Proportional to 713,749,192.63, 1,070,381,326.17 and 247,301,753.87
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Solution
The fourth proportional to 713,749,192.63, 1,070,381,326.17 and 247,301,753.87 is: 370,868,621.65
Step by Step Solution
- Step 1: Write the proportion equation
713,749,192.63 : 1,070,381,326.17 = 247,301,753.87 : x - Step 2: Convert to fraction form
713,749,192.63/1,070,381,326.17 = 247,301,753.87/x - Step 3: Cross multiply
713,749,192.63x = 1,070,381,326.17 × 247,301,753.87 - Step 4: Simplify right side
713,749,192.63x = 264,707,179,271,537,536 - Step 5: Solve for x
x = 264,707,179,271,537,536/713,749,192.63 - Step 6: Final answer
x = 370,868,621.65
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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.