Finding the Fourth Proportional to 79,907,825.97, 119,865,867.53 and 25,326,210.87
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Solution
The fourth proportional to 79,907,825.97, 119,865,867.53 and 25,326,210.87 is: 37,990,624.83
Step by Step Solution
- Step 1: Write the proportion equation
79,907,825.97 : 119,865,867.53 = 25,326,210.87 : x - Step 2: Convert to fraction form
79,907,825.97/119,865,867.53 = 25,326,210.87/x - Step 3: Cross multiply
79,907,825.97x = 119,865,867.53 × 25,326,210.87 - Step 4: Simplify right side
79,907,825.97x = 3,035,748,237,053,635.50 - Step 5: Solve for x
x = 3,035,748,237,053,635.50/79,907,825.97 - Step 6: Final answer
x = 37,990,624.83
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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.