Finding the Fourth Proportional to 1,641,817,307.66, 2,466,654,806.30 and 1,052,761,640.18
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Solution
The fourth proportional to 1,641,817,307.66, 2,466,654,806.30 and 1,052,761,640.18 is: 1,581,661,703.48
Step by Step Solution
- Step 1: Write the proportion equation
1,641,817,307.66 : 2,466,654,806.30 = 1,052,761,640.18 : x - Step 2: Convert to fraction form
1,641,817,307.66/2,466,654,806.30 = 1,052,761,640.18/x - Step 3: Cross multiply
1,641,817,307.66x = 2,466,654,806.30 × 1,052,761,640.18 - Step 4: Simplify right side
1,641,817,307.66x = 2,596,799,559,620,670,976 - Step 5: Solve for x
x = 2,596,799,559,620,670,976/1,641,817,307.66 - Step 6: Final answer
x = 1,581,661,703.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.