Finding the Fourth Proportional to 1,964,799,489.08, 2,712,646,962.06 and 1,250,737,942.44
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Solution
The fourth proportional to 1,964,799,489.08, 2,712,646,962.06 and 1,250,737,942.44 is: 1,726,797,313.80
Step by Step Solution
- Step 1: Write the proportion equation
1,964,799,489.08 : 2,712,646,962.06 = 1,250,737,942.44 : x - Step 2: Convert to fraction form
1,964,799,489.08/2,712,646,962.06 = 1,250,737,942.44/x - Step 3: Cross multiply
1,964,799,489.08x = 2,712,646,962.06 × 1,250,737,942.44 - Step 4: Simplify right side
1,964,799,489.08x = 3,392,810,479,893,041,152 - Step 5: Solve for x
x = 3,392,810,479,893,041,152/1,964,799,489.08 - Step 6: Final answer
x = 1,726,797,313.80
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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.