Finding the Fourth Proportional to 2,451,947,749.20, 3,385,615,848.66 and 1,974,120,282
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Solution
The fourth proportional to 2,451,947,749.20, 3,385,615,848.66 and 1,974,120,282 is: 2,725,838,230.48
Step by Step Solution
- Step 1: Write the proportion equation
2,451,947,749.20 : 3,385,615,848.66 = 1,974,120,282 : x - Step 2: Convert to fraction form
2,451,947,749.20/3,385,615,848.66 = 1,974,120,282/x - Step 3: Cross multiply
2,451,947,749.20x = 3,385,615,848.66 × 1,974,120,282 - Step 4: Simplify right side
2,451,947,749.20x = 6,683,612,913,900,348,416 - Step 5: Solve for x
x = 6,683,612,913,900,348,416/2,451,947,749.20 - Step 6: Final answer
x = 2,725,838,230.48
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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.