Finding the Fourth Proportional to 93,626,201.70, 140,439,302.55 and 87,957,497.70
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Solution
The fourth proportional to 93,626,201.70, 140,439,302.55 and 87,957,497.70 is: 131,936,246.55
Step by Step Solution
- Step 1: Write the proportion equation
93,626,201.70 : 140,439,302.55 = 87,957,497.70 : x - Step 2: Convert to fraction form
93,626,201.70/140,439,302.55 = 87,957,497.70/x - Step 3: Cross multiply
93,626,201.70x = 140,439,302.55 × 87,957,497.70 - Step 4: Simplify right side
93,626,201.70x = 12,352,689,631,031,230 - Step 5: Solve for x
x = 12,352,689,631,031,230/93,626,201.70 - Step 6: Final answer
x = 131,936,246.55
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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.