Finding the Fourth Proportional to 75,153,232.08, 103,709,700.27 and 44,215,390.62
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Solution
The fourth proportional to 75,153,232.08, 103,709,700.27 and 44,215,390.62 is: 61,016,203.58
Step by Step Solution
- Step 1: Write the proportion equation
75,153,232.08 : 103,709,700.27 = 44,215,390.62 : x - Step 2: Convert to fraction form
75,153,232.08/103,709,700.27 = 44,215,390.62/x - Step 3: Cross multiply
75,153,232.08x = 103,709,700.27 × 44,215,390.62 - Step 4: Simplify right side
75,153,232.08x = 4,585,564,908,521,169 - Step 5: Solve for x
x = 4,585,564,908,521,169/75,153,232.08 - Step 6: Final answer
x = 61,016,203.58
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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.