Finding the Fourth Proportional to 106,868,248.52, 147,462,449.34 and 59,822,876.84
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Solution
The fourth proportional to 106,868,248.52, 147,462,449.34 and 59,822,876.84 is: 82,546,762.65
Step by Step Solution
- Step 1: Write the proportion equation
106,868,248.52 : 147,462,449.34 = 59,822,876.84 : x - Step 2: Convert to fraction form
106,868,248.52/147,462,449.34 = 59,822,876.84/x - Step 3: Cross multiply
106,868,248.52x = 147,462,449.34 × 59,822,876.84 - Step 4: Simplify right side
106,868,248.52x = 8,821,627,945,391,560 - Step 5: Solve for x
x = 8,821,627,945,391,560/106,868,248.52 - Step 6: Final answer
x = 82,546,762.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.