Finding the Fourth Proportional to 250,161,289.90, 375,240,045.49 and 75,283,570.99
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Solution
The fourth proportional to 250,161,289.90, 375,240,045.49 and 75,283,570.99 is: 112,924,787.90
Step by Step Solution
- Step 1: Write the proportion equation
250,161,289.90 : 375,240,045.49 = 75,283,570.99 : x - Step 2: Convert to fraction form
250,161,289.90/375,240,045.49 = 75,283,570.99/x - Step 3: Cross multiply
250,161,289.90x = 375,240,045.49 × 75,283,570.99 - Step 4: Simplify right side
250,161,289.90x = 28,249,410,603,218,084 - Step 5: Solve for x
x = 28,249,410,603,218,084/250,161,289.90 - Step 6: Final answer
x = 112,924,787.90
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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.