Finding the Fourth Proportional to 109,156,750.05, 163,735,125.08 and 51,761,122.05
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Solution
The fourth proportional to 109,156,750.05, 163,735,125.08 and 51,761,122.05 is: 77,641,683.08
Step by Step Solution
- Step 1: Write the proportion equation
109,156,750.05 : 163,735,125.08 = 51,761,122.05 : x - Step 2: Convert to fraction form
109,156,750.05/163,735,125.08 = 51,761,122.05/x - Step 3: Cross multiply
109,156,750.05x = 163,735,125.08 × 51,761,122.05 - Step 4: Simplify right side
109,156,750.05x = 8,475,113,792,879,089 - Step 5: Solve for x
x = 8,475,113,792,879,089/109,156,750.05 - Step 6: Final answer
x = 77,641,683.08
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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.