Finding the Fourth Proportional to 442,887,923.80, 664,331,885.70 and 184,017,107.80
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Solution
The fourth proportional to 442,887,923.80, 664,331,885.70 and 184,017,107.80 is: 276,025,661.70
Step by Step Solution
- Step 1: Write the proportion equation
442,887,923.80 : 664,331,885.70 = 184,017,107.80 : x - Step 2: Convert to fraction form
442,887,923.80/664,331,885.70 = 184,017,107.80/x - Step 3: Cross multiply
442,887,923.80x = 664,331,885.70 × 184,017,107.80 - Step 4: Simplify right side
442,887,923.80x = 122,248,432,225,834,192 - Step 5: Solve for x
x = 122,248,432,225,834,192/442,887,923.80 - Step 6: Final answer
x = 276,025,661.70
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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.