Finding the Fourth Proportional to 272,800,119.53, 376,464,315.68 and 147,352,314.66
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Solution
The fourth proportional to 272,800,119.53, 376,464,315.68 and 147,352,314.66 is: 203,346,275.65
Step by Step Solution
- Step 1: Write the proportion equation
272,800,119.53 : 376,464,315.68 = 147,352,314.66 : x - Step 2: Convert to fraction form
272,800,119.53/376,464,315.68 = 147,352,314.66/x - Step 3: Cross multiply
272,800,119.53x = 376,464,315.68 × 147,352,314.66 - Step 4: Simplify right side
272,800,119.53x = 55,472,888,301,604,168 - Step 5: Solve for x
x = 55,472,888,301,604,168/272,800,119.53 - Step 6: Final answer
x = 203,346,275.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.