Finding the Fourth Proportional to 115,332,520.01, 159,159,299.42 and 62,409,228.13
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Solution
The fourth proportional to 115,332,520.01, 159,159,299.42 and 62,409,228.13 is: 86,124,963.08
Step by Step Solution
- Step 1: Write the proportion equation
115,332,520.01 : 159,159,299.42 = 62,409,228.13 : x - Step 2: Convert to fraction form
115,332,520.01/159,159,299.42 = 62,409,228.13/x - Step 3: Cross multiply
115,332,520.01x = 159,159,299.42 × 62,409,228.13 - Step 4: Simplify right side
115,332,520.01x = 9,933,009,026,868,730 - Step 5: Solve for x
x = 9,933,009,026,868,730/115,332,520.01 - Step 6: Final answer
x = 86,124,963.08
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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.