Finding the Fourth Proportional to 1,355,712,033.98, 2,034,352,618.38 and 568,695,203.82
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Solution
The fourth proportional to 1,355,712,033.98, 2,034,352,618.38 and 568,695,203.82 is: 853,371,916.72
Step by Step Solution
- Step 1: Write the proportion equation
1,355,712,033.98 : 2,034,352,618.38 = 568,695,203.82 : x - Step 2: Convert to fraction form
1,355,712,033.98/2,034,352,618.38 = 568,695,203.82/x - Step 3: Cross multiply
1,355,712,033.98x = 2,034,352,618.38 × 568,695,203.82 - Step 4: Simplify right side
1,355,712,033.98x = 1,156,926,576,951,364,864 - Step 5: Solve for x
x = 1,156,926,576,951,364,864/1,355,712,033.98 - Step 6: Final answer
x = 853,371,916.72
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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.