Finding the Fourth Proportional to 186,051,363.50, 256,750,881.63 and 103,564,634.42
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Solution
The fourth proportional to 186,051,363.50, 256,750,881.63 and 103,564,634.42 is: 142,919,195.50
Step by Step Solution
- Step 1: Write the proportion equation
186,051,363.50 : 256,750,881.63 = 103,564,634.42 : x - Step 2: Convert to fraction form
186,051,363.50/256,750,881.63 = 103,564,634.42/x - Step 3: Cross multiply
186,051,363.50x = 256,750,881.63 × 103,564,634.42 - Step 4: Simplify right side
186,051,363.50x = 26,590,311,193,023,644 - Step 5: Solve for x
x = 26,590,311,193,023,644/186,051,363.50 - Step 6: Final answer
x = 142,919,195.50
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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.