Finding the Fourth Proportional to 1,507,988,244.24, 2,262,309,585.30 and 458,699,176.44
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Solution
The fourth proportional to 1,507,988,244.24, 2,262,309,585.30 and 458,699,176.44 is: 688,148,297.97
Step by Step Solution
- Step 1: Write the proportion equation
1,507,988,244.24 : 2,262,309,585.30 = 458,699,176.44 : x - Step 2: Convert to fraction form
1,507,988,244.24/2,262,309,585.30 = 458,699,176.44/x - Step 3: Cross multiply
1,507,988,244.24x = 2,262,309,585.30 × 458,699,176.44 - Step 4: Simplify right side
1,507,988,244.24x = 1,037,719,543,629,427,968 - Step 5: Solve for x
x = 1,037,719,543,629,427,968/1,507,988,244.24 - Step 6: Final answer
x = 688,148,297.97
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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.