Finding the Fourth Proportional to 168,152,743.44, 232,050,930.41 and 93,813,315.48
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Solution
The fourth proportional to 168,152,743.44, 232,050,930.41 and 93,813,315.48 is: 129,462,455.96
Step by Step Solution
- Step 1: Write the proportion equation
168,152,743.44 : 232,050,930.41 = 93,813,315.48 : x - Step 2: Convert to fraction form
168,152,743.44/232,050,930.41 = 93,813,315.48/x - Step 3: Cross multiply
168,152,743.44x = 232,050,930.41 × 93,813,315.48 - Step 4: Simplify right side
168,152,743.44x = 21,769,467,142,215,388 - Step 5: Solve for x
x = 21,769,467,142,215,388/168,152,743.44 - Step 6: Final answer
x = 129,462,455.96
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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.