Finding the Fourth Proportional to 58,291,248.80, 87,492,860.40 and 29,569,815.20
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Solution
The fourth proportional to 58,291,248.80, 87,492,860.40 and 29,569,815.20 is: 44,383,123.82
Step by Step Solution
- Step 1: Write the proportion equation
58,291,248.80 : 87,492,860.40 = 29,569,815.20 : x - Step 2: Convert to fraction form
58,291,248.80/87,492,860.40 = 29,569,815.20/x - Step 3: Cross multiply
58,291,248.80x = 87,492,860.40 × 29,569,815.20 - Step 4: Simplify right side
58,291,248.80x = 2,587,147,713,347,398 - Step 5: Solve for x
x = 2,587,147,713,347,398/58,291,248.80 - Step 6: Final answer
x = 44,383,123.82
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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.