Finding the Fourth Proportional to 2,415,426,529.98, 3,622,736,195.46 and 668,805,826.62
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Solution
The fourth proportional to 2,415,426,529.98, 3,622,736,195.46 and 668,805,826.62 is: 1,003,096,987.53
Step by Step Solution
- Step 1: Write the proportion equation
2,415,426,529.98 : 3,622,736,195.46 = 668,805,826.62 : x - Step 2: Convert to fraction form
2,415,426,529.98/3,622,736,195.46 = 668,805,826.62/x - Step 3: Cross multiply
2,415,426,529.98x = 3,622,736,195.46 × 668,805,826.62 - Step 4: Simplify right side
2,415,426,529.98x = 2,422,907,075,830,819,328 - Step 5: Solve for x
x = 2,422,907,075,830,819,328/2,415,426,529.98 - Step 6: Final answer
x = 1,003,096,987.53
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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.