Finding the Fourth Proportional to 4,234,552,173.20, 6,351,828,259.80 and 2,488,591,341.20
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Solution
The fourth proportional to 4,234,552,173.20, 6,351,828,259.80 and 2,488,591,341.20 is: 3,732,887,011.80
Step by Step Solution
- Step 1: Write the proportion equation
4,234,552,173.20 : 6,351,828,259.80 = 2,488,591,341.20 : x - Step 2: Convert to fraction form
4,234,552,173.20/6,351,828,259.80 = 2,488,591,341.20/x - Step 3: Cross multiply
4,234,552,173.20x = 6,351,828,259.80 × 2,488,591,341.20 - Step 4: Simplify right side
4,234,552,173.20x = 15,807,104,808,127,744,000 - Step 5: Solve for x
x = 15,807,104,808,127,744,000/4,234,552,173.20 - Step 6: Final answer
x = 3,732,887,011.80
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Double scale
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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.