Finding the Fourth Proportional to 74,062,246.70, 103,432,053.70 and 74,062,246.70
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Solution
The fourth proportional to 74,062,246.70, 103,432,053.70 and 74,062,246.70 is: 103,432,053.70
Step by Step Solution
- Step 1: Write the proportion equation
74,062,246.70 : 103,432,053.70 = 74,062,246.70 : x - Step 2: Convert to fraction form
74,062,246.70/103,432,053.70 = 74,062,246.70/x - Step 3: Cross multiply
74,062,246.70x = 103,432,053.70 × 74,062,246.70 - Step 4: Simplify right side
74,062,246.70x = 7,660,410,277,817,048 - Step 5: Solve for x
x = 7,660,410,277,817,048/74,062,246.70 - Step 6: Final answer
x = 103,432,053.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.