Finding the Fourth Proportional to 503,937,046.84, 755,742,168.60 and 193,028,118.88
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Solution
The fourth proportional to 503,937,046.84, 755,742,168.60 and 193,028,118.88 is: 289,479,588.92
Step by Step Solution
- Step 1: Write the proportion equation
503,937,046.84 : 755,742,168.60 = 193,028,118.88 : x - Step 2: Convert to fraction form
503,937,046.84/755,742,168.60 = 193,028,118.88/x - Step 3: Cross multiply
503,937,046.84x = 755,742,168.60 × 193,028,118.88 - Step 4: Simplify right side
503,937,046.84x = 145,879,489,163,149,792 - Step 5: Solve for x
x = 145,879,489,163,149,792/503,937,046.84 - Step 6: Final answer
x = 289,479,588.92
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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.