Finding the Fourth Proportional to 838,471,177.95, 1,257,706,766.93 and 838,471,177.95
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Solution
The fourth proportional to 838,471,177.95, 1,257,706,766.93 and 838,471,177.95 is: 1,257,706,766.93
Step by Step Solution
- Step 1: Write the proportion equation
838,471,177.95 : 1,257,706,766.93 = 838,471,177.95 : x - Step 2: Convert to fraction form
838,471,177.95/1,257,706,766.93 = 838,471,177.95/x - Step 3: Cross multiply
838,471,177.95x = 1,257,706,766.93 × 838,471,177.95 - Step 4: Simplify right side
838,471,177.95x = 1,054,550,874,379,290,880 - Step 5: Solve for x
x = 1,054,550,874,379,290,880/838,471,177.95 - Step 6: Final answer
x = 1,257,706,766.93
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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.