Finding the Fourth Proportional to 1,739,645,262.48, 2,400,710,853.07 and 957,364,110.48
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Solution
The fourth proportional to 1,739,645,262.48, 2,400,710,853.07 and 957,364,110.48 is: 1,321,162,687.55
Step by Step Solution
- Step 1: Write the proportion equation
1,739,645,262.48 : 2,400,710,853.07 = 957,364,110.48 : x - Step 2: Convert to fraction form
1,739,645,262.48/2,400,710,853.07 = 957,364,110.48/x - Step 3: Cross multiply
1,739,645,262.48x = 2,400,710,853.07 × 957,364,110.48 - Step 4: Simplify right side
1,739,645,262.48x = 2,298,354,410,369,042,688 - Step 5: Solve for x
x = 2,298,354,410,369,042,688/1,739,645,262.48 - Step 6: Final answer
x = 1,321,162,687.55
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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.