Finding the Fourth Proportional to 162,454,115.60, 243,657,203.84 and 47,407,767.92
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Solution
The fourth proportional to 162,454,115.60, 243,657,203.84 and 47,407,767.92 is: 71,104,657.02
Step by Step Solution
- Step 1: Write the proportion equation
162,454,115.60 : 243,657,203.84 = 47,407,767.92 : x - Step 2: Convert to fraction form
162,454,115.60/243,657,203.84 = 47,407,767.92/x - Step 3: Cross multiply
162,454,115.60x = 243,657,203.84 × 47,407,767.92 - Step 4: Simplify right side
162,454,115.60x = 11,551,244,171,682,854 - Step 5: Solve for x
x = 11,551,244,171,682,854/162,454,115.60 - Step 6: Final answer
x = 71,104,657.02
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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.