Finding the Fourth Proportional to 125,725,866.57, 173,353,251.87 and 86,052,508.29
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Solution
The fourth proportional to 125,725,866.57, 173,353,251.87 and 86,052,508.29 is: 118,650,859.61
Step by Step Solution
- Step 1: Write the proportion equation
125,725,866.57 : 173,353,251.87 = 86,052,508.29 : x - Step 2: Convert to fraction form
125,725,866.57/173,353,251.87 = 86,052,508.29/x - Step 3: Cross multiply
125,725,866.57x = 173,353,251.87 × 86,052,508.29 - Step 4: Simplify right side
125,725,866.57x = 14,917,482,143,641,634 - Step 5: Solve for x
x = 14,917,482,143,641,634/125,725,866.57 - Step 6: Final answer
x = 118,650,859.61
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.