Finding the Fourth Proportional to 4,187,996,327.20, 6,281,994,490.80 and 3,543,023,783.20
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Solution
The fourth proportional to 4,187,996,327.20, 6,281,994,490.80 and 3,543,023,783.20 is: 5,314,535,674.80
Step by Step Solution
- Step 1: Write the proportion equation
4,187,996,327.20 : 6,281,994,490.80 = 3,543,023,783.20 : x - Step 2: Convert to fraction form
4,187,996,327.20/6,281,994,490.80 = 3,543,023,783.20/x - Step 3: Cross multiply
4,187,996,327.20x = 6,281,994,490.80 × 3,543,023,783.20 - Step 4: Simplify right side
4,187,996,327.20x = 22,257,255,886,835,773,440 - Step 5: Solve for x
x = 22,257,255,886,835,773,440/4,187,996,327.20 - Step 6: Final answer
x = 5,314,535,674.80
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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.