Finding the Fourth Proportional to 734,103,034.20, 1,101,154,551.30 and 407,585,683.80
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Solution
The fourth proportional to 734,103,034.20, 1,101,154,551.30 and 407,585,683.80 is: 611,378,525.70
Step by Step Solution
- Step 1: Write the proportion equation
734,103,034.20 : 1,101,154,551.30 = 407,585,683.80 : x - Step 2: Convert to fraction form
734,103,034.20/1,101,154,551.30 = 407,585,683.80/x - Step 3: Cross multiply
734,103,034.20x = 1,101,154,551.30 × 407,585,683.80 - Step 4: Simplify right side
734,103,034.20x = 448,814,830,761,092,672 - Step 5: Solve for x
x = 448,814,830,761,092,672/734,103,034.20 - Step 6: Final answer
x = 611,378,525.70
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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.