Finding the Fourth Proportional to 1,858,497,704.64, 2,564,648,269.92 and 1,011,707,400.96
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Solution
The fourth proportional to 1,858,497,704.64, 2,564,648,269.92 and 1,011,707,400.96 is: 1,396,113,446.39
Step by Step Solution
- Step 1: Write the proportion equation
1,858,497,704.64 : 2,564,648,269.92 = 1,011,707,400.96 : x - Step 2: Convert to fraction form
1,858,497,704.64/2,564,648,269.92 = 1,011,707,400.96/x - Step 3: Cross multiply
1,858,497,704.64x = 2,564,648,269.92 × 1,011,707,400.96 - Step 4: Simplify right side
1,858,497,704.64x = 2,594,673,635,537,324,032 - Step 5: Solve for x
x = 2,594,673,635,537,324,032/1,858,497,704.64 - Step 6: Final answer
x = 1,396,113,446.39
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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.