Finding the Fourth Proportional to 248,833,289.70, 373,249,934.55 and 218,600,201.70
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Solution
The fourth proportional to 248,833,289.70, 373,249,934.55 and 218,600,201.70 is: 327,900,302.55
Step by Step Solution
- Step 1: Write the proportion equation
248,833,289.70 : 373,249,934.55 = 218,600,201.70 : x - Step 2: Convert to fraction form
248,833,289.70/373,249,934.55 = 218,600,201.70/x - Step 3: Cross multiply
248,833,289.70x = 373,249,934.55 × 218,600,201.70 - Step 4: Simplify right side
248,833,289.70x = 81,592,510,977,141,792 - Step 5: Solve for x
x = 81,592,510,977,141,792/248,833,289.70 - Step 6: Final answer
x = 327,900,302.55
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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.