Finding the Fourth Proportional to 2,224,211,876.10, 3,069,209,528.46 and 1,319,811,976.71
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Solution
The fourth proportional to 2,224,211,876.10, 3,069,209,528.46 and 1,319,811,976.71 is: 1,821,220,153.63
Step by Step Solution
- Step 1: Write the proportion equation
2,224,211,876.10 : 3,069,209,528.46 = 1,319,811,976.71 : x - Step 2: Convert to fraction form
2,224,211,876.10/3,069,209,528.46 = 1,319,811,976.71/x - Step 3: Cross multiply
2,224,211,876.10x = 3,069,209,528.46 × 1,319,811,976.71 - Step 4: Simplify right side
2,224,211,876.10x = 4,050,779,494,693,959,680 - Step 5: Solve for x
x = 4,050,779,494,693,959,680/2,224,211,876.10 - Step 6: Final answer
x = 1,821,220,153.63
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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.