Finding the Fourth Proportional to 203,191,207.04, 280,403,652.32 and 110,371,787.48
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Solution
The fourth proportional to 203,191,207.04, 280,403,652.32 and 110,371,787.48 is: 152,312,950.81
Step by Step Solution
- Step 1: Write the proportion equation
203,191,207.04 : 280,403,652.32 = 110,371,787.48 : x - Step 2: Convert to fraction form
203,191,207.04/280,403,652.32 = 110,371,787.48/x - Step 3: Cross multiply
203,191,207.04x = 280,403,652.32 × 110,371,787.48 - Step 4: Simplify right side
203,191,207.04x = 30,948,652,322,478,848 - Step 5: Solve for x
x = 30,948,652,322,478,848/203,191,207.04 - Step 6: Final answer
x = 152,312,950.81
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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.