Finding the Fourth Proportional to 272,125,810.93, 375,565,500.56 and 154,668,797.05
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Solution
The fourth proportional to 272,125,810.93, 375,565,500.56 and 154,668,797.05 is: 213,461,060.48
Step by Step Solution
- Step 1: Write the proportion equation
272,125,810.93 : 375,565,500.56 = 154,668,797.05 : x - Step 2: Convert to fraction form
272,125,810.93/375,565,500.56 = 154,668,797.05/x - Step 3: Cross multiply
272,125,810.93x = 375,565,500.56 × 154,668,797.05 - Step 4: Simplify right side
272,125,810.93x = 58,088,264,184,322,960 - Step 5: Solve for x
x = 58,088,264,184,322,960/272,125,810.93 - Step 6: Final answer
x = 213,461,060.48
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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.