Finding the Fourth Proportional to 4,270,657,887.60, 6,397,924,674.60 and 2,193,308,818.80
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Solution
The fourth proportional to 4,270,657,887.60, 6,397,924,674.60 and 2,193,308,818.80 is: 3,285,822,695.27
Step by Step Solution
- Step 1: Write the proportion equation
4,270,657,887.60 : 6,397,924,674.60 = 2,193,308,818.80 : x - Step 2: Convert to fraction form
4,270,657,887.60/6,397,924,674.60 = 2,193,308,818.80/x - Step 3: Cross multiply
4,270,657,887.60x = 6,397,924,674.60 × 2,193,308,818.80 - Step 4: Simplify right side
4,270,657,887.60x = 14,032,624,610,818,301,952 - Step 5: Solve for x
x = 14,032,624,610,818,301,952/4,270,657,887.60 - Step 6: Final answer
x = 3,285,822,695.27
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1.5x scale
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.