Finding the Fourth Proportional to 106,072,029.84, 146,378,340.63 and 59,028,298.44
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Solution
The fourth proportional to 106,072,029.84, 146,378,340.63 and 59,028,298.44 is: 81,458,461.66
Step by Step Solution
- Step 1: Write the proportion equation
106,072,029.84 : 146,378,340.63 = 59,028,298.44 : x - Step 2: Convert to fraction form
106,072,029.84/146,378,340.63 = 59,028,298.44/x - Step 3: Cross multiply
106,072,029.84x = 146,378,340.63 × 59,028,298.44 - Step 4: Simplify right side
106,072,029.84x = 8,640,464,375,859,617 - Step 5: Solve for x
x = 8,640,464,375,859,617/106,072,029.84 - Step 6: Final answer
x = 81,458,461.66
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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.