Finding the Fourth Proportional to 73,248,711.84, 101,082,823.34 and 40,209,523.20
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Solution
The fourth proportional to 73,248,711.84, 101,082,823.34 and 40,209,523.20 is: 55,488,922.98
Step by Step Solution
- Step 1: Write the proportion equation
73,248,711.84 : 101,082,823.34 = 40,209,523.20 : x - Step 2: Convert to fraction form
73,248,711.84/101,082,823.34 = 40,209,523.20/x - Step 3: Cross multiply
73,248,711.84x = 101,082,823.34 × 40,209,523.20 - Step 4: Simplify right side
73,248,711.84x = 4,064,492,130,010,184 - Step 5: Solve for x
x = 4,064,492,130,010,184/73,248,711.84 - Step 6: Final answer
x = 55,488,922.98
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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.