Finding the Fourth Proportional to 327,804,564.90, 491,706,847.35 and 164,545,889.70
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Solution
The fourth proportional to 327,804,564.90, 491,706,847.35 and 164,545,889.70 is: 246,818,834.55
Step by Step Solution
- Step 1: Write the proportion equation
327,804,564.90 : 491,706,847.35 = 164,545,889.70 : x - Step 2: Convert to fraction form
327,804,564.90/491,706,847.35 = 164,545,889.70/x - Step 3: Cross multiply
327,804,564.90x = 491,706,847.35 × 164,545,889.70 - Step 4: Simplify right side
327,804,564.90x = 80,908,340,668,787,840 - Step 5: Solve for x
x = 80,908,340,668,787,840/327,804,564.90 - Step 6: Final answer
x = 246,818,834.55
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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.