Finding the Fourth Proportional to 558,768,410.79, 838,282,302.80 and 190,306,555.26
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Solution
The fourth proportional to 558,768,410.79, 838,282,302.80 and 190,306,555.26 is: 285,504,001.84
Step by Step Solution
- Step 1: Write the proportion equation
558,768,410.79 : 838,282,302.80 = 190,306,555.26 : x - Step 2: Convert to fraction form
558,768,410.79/838,282,302.80 = 190,306,555.26/x - Step 3: Cross multiply
558,768,410.79x = 838,282,302.80 × 190,306,555.26 - Step 4: Simplify right side
558,768,410.79x = 159,530,617,380,336,704 - Step 5: Solve for x
x = 159,530,617,380,336,704/558,768,410.79 - Step 6: Final answer
x = 285,504,001.84
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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.