Finding the Fourth Proportional to 1,917,469,102.46, 2,877,032,245.01 and 1,031,118,489.09
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Solution
The fourth proportional to 1,917,469,102.46, 2,877,032,245.01 and 1,031,118,489.09 is: 1,547,123,308.39
Step by Step Solution
- Step 1: Write the proportion equation
1,917,469,102.46 : 2,877,032,245.01 = 1,031,118,489.09 : x - Step 2: Convert to fraction form
1,917,469,102.46/2,877,032,245.01 = 1,031,118,489.09/x - Step 3: Cross multiply
1,917,469,102.46x = 2,877,032,245.01 × 1,031,118,489.09 - Step 4: Simplify right side
1,917,469,102.46x = 2,966,561,141,532,766,720 - Step 5: Solve for x
x = 2,966,561,141,532,766,720/1,917,469,102.46 - Step 6: Final answer
x = 1,547,123,308.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.