Finding the Fourth Proportional to 474,112,761.08, 711,414,355.95 and 344,027,537.06
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Solution
The fourth proportional to 474,112,761.08, 711,414,355.95 and 344,027,537.06 is: 516,219,238.96
Step by Step Solution
- Step 1: Write the proportion equation
474,112,761.08 : 711,414,355.95 = 344,027,537.06 : x - Step 2: Convert to fraction form
474,112,761.08/711,414,355.95 = 344,027,537.06/x - Step 3: Cross multiply
474,112,761.08x = 711,414,355.95 × 344,027,537.06 - Step 4: Simplify right side
474,112,761.08x = 244,746,128,703,047,616 - Step 5: Solve for x
x = 244,746,128,703,047,616/474,112,761.08 - Step 6: Final answer
x = 516,219,238.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.