Finding the Fourth Proportional to 1,198,090,421.56, 1,797,050,397.66 and 368,957,605.96
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Solution
The fourth proportional to 1,198,090,421.56, 1,797,050,397.66 and 368,957,605.96 is: 553,410,160.52
Step by Step Solution
- Step 1: Write the proportion equation
1,198,090,421.56 : 1,797,050,397.66 = 368,957,605.96 : x - Step 2: Convert to fraction form
1,198,090,421.56/1,797,050,397.66 = 368,957,605.96/x - Step 3: Cross multiply
1,198,090,421.56x = 1,797,050,397.66 × 368,957,605.96 - Step 4: Simplify right side
1,198,090,421.56x = 663,035,412,510,099,584 - Step 5: Solve for x
x = 663,035,412,510,099,584/1,198,090,421.56 - Step 6: Final answer
x = 553,410,160.52
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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.