Finding the Fourth Proportional to 942,912,117.80, 1,414,368,176.70 and 942,912,117.80
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Solution
The fourth proportional to 942,912,117.80, 1,414,368,176.70 and 942,912,117.80 is: 1,414,368,176.70
Step by Step Solution
- Step 1: Write the proportion equation
942,912,117.80 : 1,414,368,176.70 = 942,912,117.80 : x - Step 2: Convert to fraction form
942,912,117.80/1,414,368,176.70 = 942,912,117.80/x - Step 3: Cross multiply
942,912,117.80x = 1,414,368,176.70 × 942,912,117.80 - Step 4: Simplify right side
942,912,117.80x = 1,333,624,892,841,121,536 - Step 5: Solve for x
x = 1,333,624,892,841,121,536/942,912,117.80 - Step 6: Final answer
x = 1,414,368,176.70
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1.5x scale
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.