Finding the Fourth Proportional to 122,083,967.70, 183,125,951.55 and 112,730,606.10
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Solution
The fourth proportional to 122,083,967.70, 183,125,951.55 and 112,730,606.10 is: 169,095,909.15
Step by Step Solution
- Step 1: Write the proportion equation
122,083,967.70 : 183,125,951.55 = 112,730,606.10 : x - Step 2: Convert to fraction form
122,083,967.70/183,125,951.55 = 112,730,606.10/x - Step 3: Cross multiply
122,083,967.70x = 183,125,951.55 × 112,730,606.10 - Step 4: Simplify right side
122,083,967.70x = 20,643,899,510,870,736 - Step 5: Solve for x
x = 20,643,899,510,870,736/122,083,967.70 - Step 6: Final answer
x = 169,095,909.15
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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.