Finding the Fourth Proportional to 1,138,331,930,586.70, 1,707,435,045,145.30 and 832,335,283,499.80
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Solution
The fourth proportional to 1,138,331,930,586.70, 1,707,435,045,145.30 and 832,335,283,499.80 is: 1,248,456,969,511.55
Step by Step Solution
- Step 1: Write the proportion equation
1,138,331,930,586.70 : 1,707,435,045,145.30 = 832,335,283,499.80 : x - Step 2: Convert to fraction form
1,138,331,930,586.70/1,707,435,045,145.30 = 832,335,283,499.80/x - Step 3: Cross multiply
1,138,331,930,586.70x = 1,707,435,045,145.30 × 832,335,283,499.80 - Step 4: Simplify right side
1,138,331,930,586.70x = 1,421,158,432,358,507,147,689,984 - Step 5: Solve for x
x = 1,421,158,432,358,507,147,689,984/1,138,331,930,586.70 - Step 6: Final answer
x = 1,248,456,969,511.55
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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.