Finding the Fourth Proportional to 55,075,612,947.24, 82,630,279,526.76 and 28,203,207,412.08
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Solution
The fourth proportional to 55,075,612,947.24, 82,630,279,526.76 and 28,203,207,412.08 is: 42,313,444,867.95
Step by Step Solution
- Step 1: Write the proportion equation
55,075,612,947.24 : 82,630,279,526.76 = 28,203,207,412.08 : x - Step 2: Convert to fraction form
55,075,612,947.24/82,630,279,526.76 = 28,203,207,412.08/x - Step 3: Cross multiply
55,075,612,947.24x = 82,630,279,526.76 × 28,203,207,412.08 - Step 4: Simplify right side
55,075,612,947.24x = 2,330,438,912,011,360,010,240 - Step 5: Solve for x
x = 2,330,438,912,011,360,010,240/55,075,612,947.24 - Step 6: Final answer
x = 42,313,444,867.95
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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.