Finding the Fourth Proportional to 1,535,780,257.20, 2,303,670,385.80 and 1,492,733,536.20
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Solution
The fourth proportional to 1,535,780,257.20, 2,303,670,385.80 and 1,492,733,536.20 is: 2,239,100,304.30
Step by Step Solution
- Step 1: Write the proportion equation
1,535,780,257.20 : 2,303,670,385.80 = 1,492,733,536.20 : x - Step 2: Convert to fraction form
1,535,780,257.20/2,303,670,385.80 = 1,492,733,536.20/x - Step 3: Cross multiply
1,535,780,257.20x = 2,303,670,385.80 × 1,492,733,536.20 - Step 4: Simplify right side
1,535,780,257.20x = 3,438,766,041,234,452,480 - Step 5: Solve for x
x = 3,438,766,041,234,452,480/1,535,780,257.20 - Step 6: Final answer
x = 2,239,100,304.30
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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.