Finding the Fourth Proportional to 4,486,758,106.90, 6,730,137,160.35 and 3,722,346,202.90
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Solution
The fourth proportional to 4,486,758,106.90, 6,730,137,160.35 and 3,722,346,202.90 is: 5,583,519,304.35
Step by Step Solution
- Step 1: Write the proportion equation
4,486,758,106.90 : 6,730,137,160.35 = 3,722,346,202.90 : x - Step 2: Convert to fraction form
4,486,758,106.90/6,730,137,160.35 = 3,722,346,202.90/x - Step 3: Cross multiply
4,486,758,106.90x = 6,730,137,160.35 × 3,722,346,202.90 - Step 4: Simplify right side
4,486,758,106.90x = 25,051,900,503,825,014,784 - Step 5: Solve for x
x = 25,051,900,503,825,014,784/4,486,758,106.90 - Step 6: Final answer
x = 5,583,519,304.35
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1.5x scale
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.