Finding the Fourth Proportional to 3,246,087,045.64, 4,479,222,208.64 and 1,817,236,394.04
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Solution
The fourth proportional to 3,246,087,045.64, 4,479,222,208.64 and 1,817,236,394.04 is: 2,507,574,658.38
Step by Step Solution
- Step 1: Write the proportion equation
3,246,087,045.64 : 4,479,222,208.64 = 1,817,236,394.04 : x - Step 2: Convert to fraction form
3,246,087,045.64/4,479,222,208.64 = 1,817,236,394.04/x - Step 3: Cross multiply
3,246,087,045.64x = 4,479,222,208.64 × 1,817,236,394.04 - Step 4: Simplify right side
3,246,087,045.64x = 8,139,805,614,532,838,400 - Step 5: Solve for x
x = 8,139,805,614,532,838,400/3,246,087,045.64 - Step 6: Final answer
x = 2,507,574,658.38
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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.