Finding the Fourth Proportional to 244,652,809.60, 366,979,214.40 and 135,813,692.80
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Solution
The fourth proportional to 244,652,809.60, 366,979,214.40 and 135,813,692.80 is: 203,720,539.20
Step by Step Solution
- Step 1: Write the proportion equation
244,652,809.60 : 366,979,214.40 = 135,813,692.80 : x - Step 2: Convert to fraction form
244,652,809.60/366,979,214.40 = 135,813,692.80/x - Step 3: Cross multiply
244,652,809.60x = 366,979,214.40 × 135,813,692.80 - Step 4: Simplify right side
244,652,809.60x = 49,840,802,288,506,936 - Step 5: Solve for x
x = 49,840,802,288,506,936/244,652,809.60 - Step 6: Final answer
x = 203,720,539.20
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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.