Finding the Fourth Proportional to 4,733,867,947.42, 6,532,745,420.19 and 2,619,413,011.90
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Solution
The fourth proportional to 4,733,867,947.42, 6,532,745,420.19 and 2,619,413,011.90 is: 3,614,794,190.95
Step by Step Solution
- Step 1: Write the proportion equation
4,733,867,947.42 : 6,532,745,420.19 = 2,619,413,011.90 : x - Step 2: Convert to fraction form
4,733,867,947.42/6,532,745,420.19 = 2,619,413,011.90/x - Step 3: Cross multiply
4,733,867,947.42x = 6,532,745,420.19 × 2,619,413,011.90 - Step 4: Simplify right side
4,733,867,947.42x = 17,111,958,357,075,818,496 - Step 5: Solve for x
x = 17,111,958,357,075,818,496/4,733,867,947.42 - Step 6: Final answer
x = 3,614,794,190.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.